11β-fluoro-3-hydroxy-7α-{6-[N-methyl-N-3-(4,4,5,5,5-pentafluoropentylthio)-propylamino]-hexyl}-estra-1,3,5(10)-trien-17-one 以
甲醇 、 sodium borohydrid 为溶剂,
生成 11β-Fluoro-7α-{6-[N-methyl-N-3-(4,4,5,5,5-pentafluoropentylthio)-propyl-amino]-hexyl}-estra-1,3,5(10)-triene-3,17-diol 、 11β-fluoro-7α-{6-[N-methyl-N-3-(4,4,5,5,5-pentafluoropentylthio)-propylamino]-hexyl}-estra-1,3,5(10)-triene-3,17β-diol