{"id":"https://openalex.org/W7166177465","doi":"https://doi.org/10.1107/s2056989026006584","title":"Crystal structure of clofarabine (form I), C 10 H 11 ClFN 5 O 3 , from synchrotron power diffraction data and density functional theory calculations","display_name":"Crystal structure of clofarabine (form I), C 10 H 11 ClFN 5 O 3 , from synchrotron power diffraction data and density functional theory calculations","publication_year":2026,"publication_date":"2026-06-26","ids":{"openalex":"https://openalex.org/W7166177465","doi":"https://doi.org/10.1107/s2056989026006584","pmid":"https://pubmed.ncbi.nlm.nih.gov/42403983","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13330808"},"language":"en","primary_location":{"id":"doi:10.1107/s2056989026006584","doi":"https://doi.org/10.1107/s2056989026006584","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s2056989026006584","pdf_url":"https://journals.iucr.org/e/issues/2026/07/00/hb8221/hb8221.pdf","source":{"id":"https://openalex.org/S2739106167","display_name":"Acta Crystallographica Section E Crystallographic Communications","issn_l":"2056-9890","issn":["2056-9890"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","norway-1","oarl","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Crystallographic Communications","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://journals.iucr.org/e/issues/2026/07/00/hb8221/hb8221.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5135080712","display_name":"Jacob K. Salazar","orcid":"https://orcid.org/0009-0004-6586-2944","observed_orcids":["https://orcid.org/0009-0004-6586-2944"]},"institutions":[{"id":"https://openalex.org/I45536552","display_name":"North Central College","ror":"https://ror.org/02ehan050","country_code":"US","type":"education","lineage":["https://openalex.org/I45536552"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jacob K. Salazar","raw_affiliation_strings":["North Central College, Department of Chemistry 131 S Loomis St Naperville IL 60540 USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"North Central College, Department of Chemistry 131 S Loomis St Naperville IL 60540 USA","institution_ids":["https://openalex.org/I45536552"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016205307","display_name":"James A. Kaduk","orcid":"https://orcid.org/0000-0001-6610-541X","observed_orcids":["https://orcid.org/0000-0001-6610-541X"]},"institutions":[{"id":"https://openalex.org/I180949307","display_name":"Illinois Institute of Technology","ror":"https://ror.org/037t3ry66","country_code":"US","type":"education","lineage":["https://openalex.org/I180949307"]},{"id":"https://openalex.org/I45536552","display_name":"North Central College","ror":"https://ror.org/02ehan050","country_code":"US","type":"education","lineage":["https://openalex.org/I45536552"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"James A. Kaduk","raw_affiliation_strings":["Department of Chemistry, Illinois Institute of Technology, 3101 S. Dearborn St., Chicago IL 60616, USA","North Central College, Department of Physics 131 S Loomis St Naperville IL 60540 USA"],"raw_orcid":"https://orcid.org/0000-0001-6610-541X","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Illinois Institute of Technology, 3101 S. Dearborn St., Chicago IL 60616, USA","institution_ids":["https://openalex.org/I180949307"]},{"raw_affiliation_string":"North Central College, Department of Physics 131 S Loomis St Naperville IL 60540 USA","institution_ids":["https://openalex.org/I45536552"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059753133","display_name":"Anja Do\u0161en","orcid":"https://orcid.org/0000-0002-7700-8065","observed_orcids":["https://orcid.org/0000-0002-7700-8065"]},"institutions":[{"id":"https://openalex.org/I4210118674","display_name":"International Centre for Diffraction Data","ror":"https://ror.org/0259vv330","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210118674"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Anja Dosen","raw_affiliation_strings":["ICDD, 12 Campus Blvd., Newtown Square, PA 19073-3273, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICDD, 12 Campus Blvd., Newtown Square, PA 19073-3273, USA","institution_ids":["https://openalex.org/I4210118674"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042035921","display_name":"Thomas N. Blanton","orcid":"https://orcid.org/0000-0002-9506-7237","observed_orcids":["https://orcid.org/0000-0002-9506-7237"]},"institutions":[{"id":"https://openalex.org/I4210118674","display_name":"International Centre for Diffraction Data","ror":"https://ror.org/0259vv330","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210118674"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas N. Blanton","raw_affiliation_strings":["ICDD, 12 Campus Blvd., Newtown Square, PA 19073-327,3 , USA"],"raw_orcid":"https://orcid.org/0000-0002-9506-7237","affiliations":[{"raw_affiliation_string":"ICDD, 12 Campus Blvd., Newtown Square, PA 19073-327,3 , USA","institution_ids":["https://openalex.org/I4210118674"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5016205307"],"corresponding_institution_ids":["https://openalex.org/I180949307","https://openalex.org/I45536552"],"apc_list":{"value":500,"currency":"USD","value_usd":500},"apc_paid":{"value":500,"currency":"USD","value_usd":500},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"82","issue":"7","first_page":"883","last_page":"887"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","score":0.6567000150680542,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","score":0.6567000150680542,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12613","display_name":"X-ray Diffraction in Crystallography","score":0.2921999990940094,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10798","display_name":"Crystallography and molecular interactions","score":0.017500000074505806,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/clofarabine","display_name":"clofarabine","score":0.9980000257492065},{"id":"https://openalex.org/keywords/crystal-structure","display_name":"crystal structure","score":0.9089999794960022},{"id":"https://openalex.org/keywords/purine-nucleosides","display_name":"purine nucleosides","score":0.6399999856948853},{"id":"https://openalex.org/keywords/envelope-conformation","display_name":"envelope conformation","score":0.9190000295639038},{"id":"https://openalex.org/keywords/hydrogen-bonding","display_name":"hydrogen bonding","score":0.7609999775886536},{"id":"https://openalex.org/keywords/molecular-stacking","display_name":"molecular stacking","score":0.7009999752044678},{"id":"https://openalex.org/keywords/synchrotron-x-ray-powder-diffraction","display_name":"synchrotron powder diffraction","score":0.7770000100135803},{"id":"https://openalex.org/keywords/density-functional-theory","display_name":"density functional theory","score":0.8320000171661377}],"concepts":[{"id":"https://openalex.org/C152365726","wikidata":"https://www.wikidata.org/wiki/Q1048589","display_name":"Density functional theory","level":2,"score":0.8075000047683716},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7674000263214111},{"id":"https://openalex.org/C115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","level":2,"score":0.6894999742507935},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.6726999878883362},{"id":"https://openalex.org/C21368211","wikidata":"https://www.wikidata.org/wiki/Q689863","display_name":"Synchrotron","level":2,"score":0.6640999913215637},{"id":"https://openalex.org/C2780378348","wikidata":"https://www.wikidata.org/wiki/Q25351438","display_name":"Ring (chemistry)","level":2,"score":0.6176000237464905},{"id":"https://openalex.org/C32909587","wikidata":"https://www.wikidata.org/wiki/Q11369","display_name":"Molecule","level":2,"score":0.5468000173568726},{"id":"https://openalex.org/C65155139","wikidata":"https://www.wikidata.org/wiki/Q5380912","display_name":"Envelope (radar)","level":3,"score":0.5340999960899353},{"id":"https://openalex.org/C9395851","wikidata":"https://www.wikidata.org/wiki/Q177929","display_name":"Stack (abstract data type)","level":2,"score":0.5318999886512756},{"id":"https://openalex.org/C112887158","wikidata":"https://www.wikidata.org/wiki/Q169324","display_name":"Hydrogen bond","level":3,"score":0.512499988079071},{"id":"https://openalex.org/C207114421","wikidata":"https://www.wikidata.org/wiki/Q133900","display_name":"Diffraction","level":2,"score":0.45809999108314514},{"id":"https://openalex.org/C2777198975","wikidata":"https://www.wikidata.org/wiki/Q5134875","display_name":"Clofarabine","level":4,"score":0.4219000041484833},{"id":"https://openalex.org/C50515024","wikidata":"https://www.wikidata.org/wiki/Q826582","display_name":"X-ray crystallography","level":3,"score":0.36559998989105225},{"id":"https://openalex.org/C2781285689","wikidata":"https://www.wikidata.org/wiki/Q21921428","display_name":"Crystal (programming language)","level":2,"score":0.33880001306533813},{"id":"https://openalex.org/C73922627","wikidata":"https://www.wikidata.org/wiki/Q754943","display_name":"Single crystal","level":2,"score":0.33799999952316284},{"id":"https://openalex.org/C512968161","wikidata":"https://www.wikidata.org/wiki/Q556","display_name":"Hydrogen","level":2,"score":0.30079999566078186},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","level":1,"score":0.2867000102996826},{"id":"https://openalex.org/C58364064","wikidata":"https://www.wikidata.org/wiki/Q102296","display_name":"Deuterium","level":2,"score":0.28119999170303345},{"id":"https://openalex.org/C33347731","wikidata":"https://www.wikidata.org/wiki/Q285210","display_name":"Stacking","level":2,"score":0.27480000257492065},{"id":"https://openalex.org/C155860418","wikidata":"https://www.wikidata.org/wiki/Q863695","display_name":"Bond length","level":3,"score":0.2745000123977661},{"id":"https://openalex.org/C41999313","wikidata":"https://www.wikidata.org/wiki/Q489328","display_name":"Molecular physics","level":1,"score":0.25839999318122864}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1107/s2056989026006584","doi":"https://doi.org/10.1107/s2056989026006584","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s2056989026006584","pdf_url":"https://journals.iucr.org/e/issues/2026/07/00/hb8221/hb8221.pdf","source":{"id":"https://openalex.org/S2739106167","display_name":"Acta Crystallographica Section E Crystallographic Communications","issn_l":"2056-9890","issn":["2056-9890"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","norway-1","oarl","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Crystallographic Communications","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13330808","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13330808/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13330808/pdf/e-82-00883.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallogr E Crystallogr Commun","raw_type":"Text"},{"id":"pmid:42403983","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42403983","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta crystallographica. Section E, Crystallographic communications","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:4928cd39a20747c4b4658ae049638478","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/4928cd39a20747c4b4658ae049638478","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Acta Crystallographica Section E: Crystallographic Communications, Vol 82, Iss 7, Pp 883-887 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1107/s2056989026006584","doi":"https://doi.org/10.1107/s2056989026006584","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s2056989026006584","pdf_url":"https://journals.iucr.org/e/issues/2026/07/00/hb8221/hb8221.pdf","source":{"id":"https://openalex.org/S2739106167","display_name":"Acta Crystallographica Section E Crystallographic Communications","issn_l":"2056-9890","issn":["2056-9890"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","norway-1","oarl","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Crystallographic Communications","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G102163711","display_name":null,"funder_award_id":"DE\u2010 AC02\u201006CH11357","funder_id":"https://openalex.org/F4320306084","funder_display_name":"U.S. Department of Energy"},{"id":"https://openalex.org/G107546177","display_name":null,"funder_award_id":"DE- AC02-06-CH11357","funder_id":"https://openalex.org/F4320338284","funder_display_name":"Argonne National Laboratory"},{"id":"https://openalex.org/G1286251239","display_name":null,"funder_award_id":"DE-AC02","funder_id":"https://openalex.org/F4320337480","funder_display_name":"Basic Energy Sciences"},{"id":"https://openalex.org/G1313983767","display_name":null,"funder_award_id":"DE-AC02","funder_id":"https://openalex.org/F4320338284","funder_display_name":"Argonne National Laboratory"},{"id":"https://openalex.org/G1664757510","display_name":null,"funder_award_id":"AC02\u201306CH11357","funder_id":"https://openalex.org/F4320338284","funder_display_name":"Argonne National Laboratory"},{"id":"https://openalex.org/G2287611682","display_name":null,"funder_award_id":"AC02\u201006CH11357","funder_id":"https://openalex.org/F4320332359","funder_display_name":"Office of Science"},{"id":"https://openalex.org/G262962599","display_name":null,"funder_award_id":"AC02\u201006CH11357","funder_id":"https://openalex.org/F4320306084","funder_display_name":"U.S. Department of Energy"},{"id":"https://openalex.org/G3075337988","display_name":null,"funder_award_id":"06CH11357","funder_id":"https://openalex.org/F4320338284","funder_display_name":"Argonne National Laboratory"},{"id":"https://openalex.org/G426311843","display_name":null,"funder_award_id":"DE-AC- 02-06CH11357","funder_id":"https://openalex.org/F4320337480","funder_display_name":"Basic Energy Sciences"},{"id":"https://openalex.org/G498139845","display_name":null,"funder_award_id":"DE-AC02","funder_id":"https://openalex.org/F4320332359","funder_display_name":"Office of Science"},{"id":"https://openalex.org/G5387317844","display_name":null,"funder_award_id":"AC02\u201006CH11357","funder_id":"https://openalex.org/F4320337480","funder_display_name":"Basic Energy Sciences"},{"id":"https://openalex.org/G6848031779","display_name":null,"funder_award_id":"06CH11357","funder_id":"https://openalex.org/F4320306084","funder_display_name":"U.S. Department of Energy"},{"id":"https://openalex.org/G6918803902","display_name":null,"funder_award_id":"06CH11357","funder_id":"https://openalex.org/F4320332359","funder_display_name":"Office of Science"},{"id":"https://openalex.org/G7583137537","display_name":null,"funder_award_id":"06CH11357","funder_id":"https://openalex.org/F4320337480","funder_display_name":"Basic Energy Sciences"},{"id":"https://openalex.org/G969889393","display_name":null,"funder_award_id":"DE-AC02-","funder_id":"https://openalex.org/F4320306084","funder_display_name":"U.S. Department of Energy"},{"id":"https://openalex.org/G993149817","display_name":null,"funder_award_id":"DE-AC02-06CH11357 ","funder_id":"https://openalex.org/F4320332359","funder_display_name":"Office of Science"}],"funders":[{"id":"https://openalex.org/F4320306084","display_name":"U.S. Department of Energy","ror":"https://ror.org/01bj3aw27"},{"id":"https://openalex.org/F4320332359","display_name":"Office of Science","ror":"https://ror.org/00mmn6b08"},{"id":"https://openalex.org/F4320337480","display_name":"Basic Energy Sciences","ror":"https://ror.org/05mg91w61"},{"id":"https://openalex.org/F4320338284","display_name":"Argonne National Laboratory","ror":"https://ror.org/05gvnxz63"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7166177465.pdf","grobid_xml":"https://content.openalex.org/works/W7166177465.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1963779075","https://openalex.org/W1967485833","https://openalex.org/W1970097496","https://openalex.org/W1994098092","https://openalex.org/W1998920258","https://openalex.org/W2007395042","https://openalex.org/W2008243158","https://openalex.org/W2021720051","https://openalex.org/W2031266723","https://openalex.org/W2043922851","https://openalex.org/W2059009017","https://openalex.org/W2071955309","https://openalex.org/W2083189161","https://openalex.org/W2115311713","https://openalex.org/W2153905235","https://openalex.org/W2156118208","https://openalex.org/W2159680098","https://openalex.org/W2159878435","https://openalex.org/W2169678694","https://openalex.org/W2319902168","https://openalex.org/W2335284051","https://openalex.org/W2904292953","https://openalex.org/W2991188715","https://openalex.org/W2999221582","https://openalex.org/W3159829212","https://openalex.org/W4307468223","https://openalex.org/W4311055372","https://openalex.org/W4394814180"],"related_works":["https://openalex.org/W4416344743","https://openalex.org/W7096718478","https://openalex.org/W2178011021","https://openalex.org/W82494462","https://openalex.org/W2401068558","https://openalex.org/W2085636883","https://openalex.org/W2078016479","https://openalex.org/W2223518736","https://openalex.org/W1988299045","https://openalex.org/W2050840262"],"abstract_inverted_index":{"The":[0,39,62],"crystal":[1],"structure":[2],"of":[3],"clofarabine":[4],"(form":[5],"I)":[6],"[systematic":[7],"name:":[8],"2-chloro-9-(2-deoxy-2-fluoro-\u03b2-D-arabinofuranosyl)-9":[9],"H":[10,14],"-purin-6-amine],":[11],"C":[12],"10":[13],"11":[15],"ClFN":[16],"5":[17],"O":[18],"3":[19],",":[20],"has":[21],"been":[22],"solved":[23],"and":[24,32,46,71,74],"refined":[25],"using":[26,34],"synchrotron":[27],"X-ray":[28],"powder":[29],"diffraction":[30],"data,":[31],"optimized":[33],"density":[35],"functional":[36],"theory":[37],"techniques.":[38],"oxolane":[40],"ring":[41,52],"adopts":[42],"an":[43,59],"envelope":[44],"conformation":[45],"the":[47,50,66],"angle":[48],"between":[49],"mean":[51],"planes":[53],"is":[54],"88.4":[55],"(2)\u00b0,":[56],"resulting":[57],"in":[58],"L-shaped":[60],"molecule.":[61],"molecules":[63],"stack":[64],"along":[65],"short":[67],"a":[68,81],"-axis":[69],"direction,":[70],"N\u2014H...O,":[72],"O\u2014H...N":[73],"N\u2014H...N":[75],"hydrogen":[76],"bonds":[77],"link":[78],"them":[79],"into":[80],"three-dimensional":[82],"network.":[83]},"counts_by_year":[],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-06-27T00:00:00"}