、 5-androstene-3β,17β,19-triol 19-acetate 、 、
3β,17β,19-tri(trimethylsiloxy)androst-5-ene 在
17α-methyl-3β,17β,19-tri(trimethylsiloxy)androst-5-ene 作用下,
以above results in the formation of 17α-methyl-3β,17β,19-tri(trimethylsiloxy)androst-5-ene, 3β,17β-di(trimethylsiloxy)-5-androsten-19-ol acetate and 4α-methyl-17β,19-di(2'-tetrahydropyranyloxy)-3β-trimethylsiloxy-5-androstene的产率得到3beta,17beta-Di(trimethylsiloxy)-5-androsten-19-ol acetate