英文别名5,6-Dehydro-1,2-dihydro Finasteride Des-N-t-butylformamide Carboxylic Acid Methyl Ester; Dutasteride Impurity 32; Finasteride Impurity 6; (4aR,4bS,6aS,7S,9aS,9bS)-methyl 4a,6a-dimethyl-2-oxo-2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate; Methyl (4aR,6aS,7S)-4a,6a-dimethyl-2-oxohexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate; Methyl 4-aza-3-oxo-5-androstene-17β-carboxylate; 3-one-4-aza-5-androstene-17β-carboxylate methyl ester 
