英文别名
ZK 91587;7α-(methoxycarbonyl)-15β,16β-methylene-3-oxo-17α-pregn-4-ene-21,17-carbolactone;7α-methoxycarbonyl-15β,16β-methylene-3-oxo-17α-pregn-4-ene-21,17-carbolactone;7alpha-Methoxycarbonyl-15beta,16beta-methylene-3-oxo-17alpha-pregn-4-ene-21,17-carbolactone;methyl (1'R,2S,2'S,3'S,5'S,7'S,10'S,11'R,18'R)-7',11'-dimethyl-5,14'-dioxospiro[oxolane-2,6'-pentacyclo[8.8.0.02,7.03,5.011,16]octadec-15-ene]-18'-carboxylate