chemical entity 化学实体 estriol (16alpha,17beta)-estra-1,3,5(10)-triene-3,16,17-triol 0 1,3,5(10)-Estratriene-3,16-alpha,17beta-triol 16alpha,17beta-estriol 16alpha-hydroxyestradiol 288.173 288.38140 3,16alpha,17beta-trihydroxy-Delta(1,3,5)-estratriene A 3-hydroxy steroid that is estra-1,3,5(10)-trien-3-ol substituted by additional hydroxy groups at positions 16 and 17 (16alpha,17beta-stereoisomer). Beilstein:2508172 C18H24O3 CAS:50-27-1 CHEBI:23969 CHEBI:27974 CHEBI:42467 CHEBI:4869 DrugBank:DB04573 Drug_Central:3187 ESTRIOL Estriel Estriol HMDB:HMDB0000153 InChI=1S/C18H24O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5,8,13-17,19-21H,2,4,6-7,9H2,1H3/t13-,14-,15+,16-,17+,18+/m1/s1 KEGG:C05141 KEGG:D00185 LINCS:LSM-2368 LIPID_MAPS_instance:LMST02010003 MetaCyc:ESTRIOL Oestriol PDBeChem:ESL PMID:11133265 PMID:23777262 PMID:9373313 PROQIPRRNZUXQM-ZXXIGWHRSA-N Reaxys:2508172 Wikipedia:Estriol [H][C@]12CC[C@]3(C)[C@@H](O)[C@H](O)C[C@@]3([H])[C@]1([H])CCc1cc(O)ccc21 chebi_ontology estra-1,3,5(10)-triene-3,16alpha,17beta-triol oestriol trihydroxyestrin