Synonyms: 4-Azaandrostane-17-carboxylicacid, 3-oxo-, methyl ester, (5a,17b)-;1H-Indeno[5,4-f]quinoline-7-carboxylic acid,hexadecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, [4aR-(4aa,4bb,6aa,7a,9ab,9ba,11ab)]-; 3-Oxo-4-aza-5a-androstan-17b-carboxylic acid methyl ester;3-Oxo-4-aza-5a-androstane-17b-carboxylic acid methyl ester;4-Aza-3-oxo-androstane-17b-carboxylic acid methyl ester; Methyl 3-oxo-4-aza-5a-androstane-17b-carboxylate; Methyl4-aza-3-oxo-androstane-17b-carboxylate