(4aR,4bS,6aS,7S,9aS,9bS,11aS)-N-[2,5-Bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide;(5?,17?)-N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-azaandrost-1-ene-17-carboxamide; 17?-N-[2,5-Bis(trifluoromethyl)phenyl]carbamoyl-4-aza-5?-androst-1-ene-3-one; 5-beta-Dutasteride;