Finasteride Dihydro Carboxylic Acid Methyl Ester

Methyl 3-oxo-4-aza-5α-androstane-17β-carboxylate; Methyl 4-aza-3-oxo-androstane-17β-carboxylate; 3-Oxo-4-
aza-5α-androstane-17β-carboxylic acid methyl ester; 4-Aza-3-oxo-androstane-17β-carboxylic acid methyl ester; methyl (4aR,4bS,6aS,7S,9aS,9bS,11aR)-4a,6a-dimethyl-2-oxohexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate