56588-55-7 | (13S,17β)-12,13,16,17-Tetrahydro-17-hydroxy-3-methoxy-13-methyl-11H-cyclopenta[a]phenanthrene-15-carboxylic acid methyl ester | (13S,17β)-12,13,16,17-Tetrahydro-17-hydroxy-3-methoxy-13-methyl-11H-cyclopenta[a]phenanthrene-15-carboxylic acid methyl ester |