[(8S,10S,11S,13S,14S)-17-ethylsulfanyl-9-fluoro-10,13-dimethyl-17-methylsulfanyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-11-yl] acetate 生成
(1R,14R)-14-(ethylsulfanyl)-1-fluoro-17-hydroxy-2,15-dimethyl-14-(methylsulfanyl)tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-3,6-dien-5-one