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基于 PubChem CID 索引，支持名称 / 同义词 / CAS / SMILES 检索。

共找到 4 条结果，关键词：19637-28-6

(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-2,3,4,6,7,8,9,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate CAS 19637-28-6 PubChem CID 54193985

C#C[C@]1(OC(C)=O)CC[C@H]2[C@@H]3CCC4=C(CCC(=O)C4)[C@H]3CC[C@@]21C
Delta-5(10)-Norethindrone Acetate CAS 19637-28-6 PubChem CID 92029846

C#CC1(OC(C)=O)CCC2C3CCC4=C(CCC(=O)C4)C3CCC21C
Norethisterone Acetate EP Impurity B; (17?)-17-(Acetyloxy)-19-norpregn-5(10)-en-20-yn-3-one CAS 19637-28-6 PubChem CID 145714408

C#C[C@@]1(OC(C)=O)CC[C@H]2[C@@H]3CCC4=C(CCC(=O)C4)[C@H]3CC[C@]21C
Delta-5(10)-Norethindrone Acetate CAS 19637-28-6 PubChem CID 171395916

C#C[C@@]1(OC(C)=O)CC[C@@H]2[C@H]3CCC4=C(CCC(=O)C4)[C@H]3CC[C@@]21C