4-硝基过氧化苯甲酸 、 12β-acetoxy-3,3-ethane-1,2-diyldioxy-(5α)-23-nor-con-20(22)-ene 生成
12β-acetoxy-3,3-ethane-1,2-diyldioxy-(5α)-23-nor-con-20(22)-ene 22-oxide 、 12β-acetoxy-20,22-epoxy-3,3-ethane-1,2-diyldioxy-(5α,20β
H)-23-nor-conane 、
12β-acetoxy-20,22-epoxy-3,3-ethane-1,2-diyldioxy-(5α)-23-nor-conane