英文别名(17beta)-N-(1,1-Dimethylethyl)-3-oxo-4-azaandrost-5-ene-17-carboxamide; N-t-Butyl-3-Oxo-4-Aza-5-Androsten-17β-Carboxamide; 17β-(t-Butylcarbamoyl)-4-aza-5α-androsten-3-one; (1S,3aS,3bS,5aR,9aR,9bS)-N-tert-butyl-9a-methyl-7-oxo-2,3,3a,3b,4,5,5a,6,9b,10,11,11a-dodecahydro-1H-indeno[5,4-f]quinoline-1-carboxamide; Finasteride Impurity 5; (1S,3aS,3bS,9aR,9bS,11aS)-N-tert-butyl-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,6,8,9,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxamide; Finasteride Impurity 19; (4aR,4bS,6aS,7S,9aS,9bS)-N-(1,1-Dimethylethyl)-2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide; 4-Azaandrost-5-ene-17-carboxamide, N-(1,1-dimethylethyl)-3-oxo- 
