Synonyms: Mexrenone;AC1MIZ0H;SC 25152;17-Hydroxy-3-oxo-17 alpha-pregn-4-ene-7 alpha,21-dicarboxylic acid 7-methylester gamma-lactone;17-Hydroxy-3-oxo-17alpha-pregn-4-ene-7alpha,21-dicarboxylic acid 7-methylester gamma-lactone;3-[(7R,8S,9S,10R,13R,14S)-7-methoxycarbonyl-10,13-dimethyl-3-oxo-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]propanoic acid;41020-65-9;Pregn-4-ene-7,21-dicarboxylic acid, 17-hydroxy-3-oxo-, gamma-lactone, methyl ester, (7alpha,17alpha)-