英文别名N-(2-trifluoromethylphenyl)-3-oxo-4-methyl-4-aza-5α-androst-1-ene-17β-carboxamide; (1S,3aS,3bS,5aR,9aR,9bS,11aS)-6,9a,11a-Trimethyl-7-oxo-N-[2-(trifluoromethyl)phenyl]-2,3,3a,3b,4,5,5a,9b,10,11-decahydro-1H-indeno[5,4-f]quinoline-1-carboxamide; (4aR,6aS,7S,11aR)-1,4a,6a-Trimethyl-2-oxo-N-[2-(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11atetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide; TFM 4AS 1; TFM4AS1; Dutasteride Impurity 39 (TFM-4AS-1); 1H-Indeno[5,4-f]quinoline-7-carboxamide, 2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1,4a,6a-trimethyl-2-oxo-N-[2-(trifluoromethyl)phenyl]-, (4aR,4bS,6aS,7S,9aS,9bS,11aR)- 
