Finasteride EP Impurity A

'-androstane-17β|-N-t-buxo-4-aza-5α|; Finasteride USP RC A ;|(2R,3R,4bS,6aS,7S,9aS,9bS)-4a,6a-Dimethyl-2-oxo-hexadcahydro-indeno[5,4-f]quinoline-7carboxylc cid tert-butylamide;|(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(1,1-Dimethylethyl)hexadecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide;|(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(tert-butyl)-4a,6a-dimethyl-2-oxohexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide|(5α,17β)-N-(1,1-Dimethylethyl)-3-oxo-4-aza-androstane-17-carboxamide ;|(5α,17β)-N-(1,1-Dimethylethyl)-3-oxo-4-azaandrostane-17-carboxamide;|[4aR-(4aα,4bβ,6aα,7α,9aβ,9bα,11aβ)]-N-(1,1-Dimethylethyl)hexadecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide;|1,2-Dihydro Finasteride ;|1,2-Dihydro Finasteride Impurity ;|1,2-Dihydrofinasteride; 3-Oxo-4-aza-5α-androstan-17β-carboxylic acid N-(tert-butyl)amide;|Dihydro Finasteride;|Dihydroppha-androstane-17-β|Dihydroproscar;|Finasteride Dihydro Impurity ;|Finasteride EP Impurity A|Finasteride EP Impurity A ; Finasteride USP RC A ; Finasteride Dihydro Impurity ; 1,2-Dihydro Finasteride Impurity ; (5?,17?)-N-(1,1-Dimethylethyl)-3-oxo-4-aza-androstane-17-carboxamide ; 1,2-Dihydro|N-(tert-Butyl)-3-oxo-4-aza-5α-androstane-17β-carboxamide;