Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2079359345', 'doi': 'https://doi.org/10.1016/s0040-4039(01)91728-9', 'title': 'Structure and stereochemistry of the epoxide of phantomolin, a novel cytotoxic sesquiterpene lactone from Elephantopus mollis', 'display_name': 'Structure and stereochemistry of the epoxide of phantomolin, a novel cytotoxic sesquiterpene lactone from Elephantopus mollis', 'publication_year': 1974, 'publication_date': '1974-01-01', 'ids': {'openalex': 'https://openalex.org/W2079359345', 'doi': 'https://doi.org/10.1016/s0040-4039(01)91728-9', 'mag': '2079359345'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0040-4039(01)91728-9', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133942674', 'display_name': 'Tetrahedron Letters', 'issn_l': '0040-4039', 'issn': ['0040-4039', '1873-3581'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5071493992', 'display_name': 'Andrew T. McPhail', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I170897317', 'display_name': 'Duke University', 'ror': 'https://ror.org/00py81415', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I170897317']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Andrew T. McPhail', 'raw_affiliation_strings': ['Paul M. Gross Chemical Laboratory, Duke University, Durham, North Carolina 27706 U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Paul M. Gross Chemical Laboratory, Duke University, Durham, North Carolina 27706 U.S.A.', 'institution_ids': ['https://openalex.org/I170897317']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5049800150', 'display_name': 'Kay D. Onan', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I170897317', 'display_name': 'Duke University', 'ror': 'https://ror.org/00py81415', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I170897317']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Kay D. Onan', 'raw_affiliation_strings': ['Paul M. Gross Chemical Laboratory, Duke University, Durham, North Carolina 27706 U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Paul M. Gross Chemical Laboratory, Duke University, Durham, North Carolina 27706 U.S.A.', 'institution_ids': ['https://openalex.org/I170897317']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5005512198', 'display_name': 'Kuo‐Hsiung Lee', 'orcid': 'https://orcid.org/0000-0002-6562-0070'}, 'institutions': [{'id': 'https://openalex.org/I114027177', 'display_name': 'University of North Carolina at Chapel Hill', 'ror': 'https://ror.org/0130frc33', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I114027177']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Kuo-Hsiung Lee', 'raw_affiliation_strings': ['Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.', 'institution_ids': ['https://openalex.org/I114027177']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5075743315', 'display_name': 'Toshiro Ibuka', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I114027177', 'display_name': 'University of North Carolina at Chapel Hill', 'ror': 'https://ror.org/0130frc33', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I114027177']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Toshiro Ibuka', 'raw_affiliation_strings': ['Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.', 'institution_ids': ['https://openalex.org/I114027177']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5014892099', 'display_name': 'Mutsuo Kozuka', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I114027177', 'display_name': 'University of North Carolina at Chapel Hill', 'ror': 'https://ror.org/0130frc33', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I114027177']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Mutsuo Kozuka', 'raw_affiliation_strings': ['Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicinal Chemistry, School of Pharmacy, University of North Carolina Chapel Hill, North Carolina 27514 U.S.A.', 'institution_ids': ['https://openalex.org/I114027177']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5042562579', 'display_name': 'Tetsuro Shingu', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I27650515', 'display_name': 'Kobe Gakuin University', 'ror': 'https://ror.org/018v0zv10', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I27650515']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Tetsuro Shingu', 'raw_affiliation_strings': ['Faculty of Pharmacy, Kobe Gakuin University, Kobe, Japan'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Pharmacy, Kobe Gakuin University, Kobe, Japan', 'institution_ids': ['https://openalex.org/I27650515']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5044533866', 'display_name': 'H.‐C. HUANG', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I152743029', 'display_name': 'Kaohsiung Medical University', 'ror': 'https://ror.org/03gk81f96', 'country_code': 'TW', 'type': 'education', 'lineage': ['https://openalex.org/I152743029']}], 'countries': ['TW'], 'is_corresponding': False, 'raw_author_name': 'Huang Huan-Chang', 'raw_affiliation_strings': ['School of Pharmacy, Kaohsiung Medical College, Kaohsiung, Taiwan'], 'affiliations': [{'raw_affiliation_string': 'School of Pharmacy, Kaohsiung Medical College, Kaohsiung, Taiwan', 'institution_ids': ['https://openalex.org/I152743029']}]}], 'countries_distinct_count': 3, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3690, 'currency': 'USD', 'value_usd': 3690, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.361, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 22, 'citation_normalized_percentile': {'value': 0.876048, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 89, 'max': 90}, 'biblio': {'volume': '15', 'issue': '32', 'first_page': '2739', 'last_page': '2741'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10685', 'display_name': 'Viral-Related Cancers in Immunocompromised Patients', 'score': 0.9951, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10685', 'display_name': 'Viral-Related Cancers in Immunocompromised Patients', 'score': 0.9951, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T12685', 'display_name': 'Bioactive Limonoids in Medicinal Plants', 'score': 0.9763, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T12497', 'display_name': 'Biochemical Studies of Annonaceae Family Plants', 'score': 0.9608, 'subfield': {'id': 'https://openalex.org/subfields/1303', 'display_name': 'Biochemistry'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/sesquiterpene-lactone', 'display_name': 'Sesquiterpene lactone', 'score': 0.69626135}, {'id': 'https://openalex.org/keywords/germacranolide', 'display_name': 'Germacranolide', 'score': 0.63768697}, {'id': 'https://openalex.org/keywords/cytotoxicity', 'display_name': 'Cytotoxicity', 'score': 0.487516}], 'concepts': [{'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.9567125}, {'id': 'https://openalex.org/C2776211264', 'wikidata': 'https://www.wikidata.org/wiki/Q80218', 'display_name': 'Sesquiterpene', 'level': 2, 'score': 0.78303635}, {'id': 'https://openalex.org/C2776920199', 'wikidata': 'https://www.wikidata.org/wiki/Q408028', 'display_name': 'Epoxide', 'level': 3, 'score': 0.7405983}, {'id': 'https://openalex.org/C71240020', 'wikidata': 'https://www.wikidata.org/wiki/Q186011', 'display_name': 'Stereochemistry', 'level': 1, 'score': 0.7115875}, {'id': 'https://openalex.org/C2779243328', 'wikidata': 'https://www.wikidata.org/wiki/Q424405', 'display_name': 'Sesquiterpene lactone', 'level': 3, 'score': 0.69626135}, {'id': 'https://openalex.org/C2778073338', 'wikidata': 'https://www.wikidata.org/wiki/Q5550966', 'display_name': 'Germacranolide', 'level': 3, 'score': 0.63768697}, {'id': 'https://openalex.org/C2776612806', 'wikidata': 'https://www.wikidata.org/wiki/Q59078', 'display_name': 'Lactone', 'level': 2, 'score': 0.6262974}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.33149922}, {'id': 'https://openalex.org/C161790260', 'wikidata': 'https://www.wikidata.org/wiki/Q82264', 'display_name': 'Catalysis', 'level': 2, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0040-4039(01)91728-9', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133942674', 'display_name': 'Tetrahedron Letters', 'issn_l': '0040-4039', 'issn': ['0040-4039', '1873-3581'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Life below water', 'score': 0.54, 'id': 'https://metadata.un.org/sdg/14'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 5, 'referenced_works': ['https://openalex.org/W2039358774', 'https://openalex.org/W2047998256', 'https://openalex.org/W2052772948', 'https://openalex.org/W2056763287', 'https://openalex.org/W2166658882'], 'related_works': ['https://openalex.org/W3145563370', 'https://openalex.org/W2805064103', 'https://openalex.org/W2758434919', 'https://openalex.org/W2312348078', 'https://openalex.org/W2110651230', 'https://openalex.org/W2099183721', 'https://openalex.org/W2079359345', 'https://openalex.org/W2039823921', 'https://openalex.org/W2027876532', 'https://openalex.org/W2006234461'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2079359345', 'counts_by_year': [{'year': 2022, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 1}], 'updated_date': '2024-08-13T14:21:53.185177', 'created_date': '2016-06-24'}