(8S,9S,10R,13R,14S,17S)-17-乙酰基-13-(1,3-二噻戊环-2-基甲基)-10-甲基-1,2,6,7,8,9,11,12,14,15,16,17-十二氢环戊烯并[a]菲-3-酮

18-乙炔基黄体酮

3β-tertiobutyldimethylsilyloxy-18-vinyl-20,20-ethylenedioxy-pregn-5-ene

三苯基氧化膦

3β-tertiobutyldimethylsilyloxy-18-chlorovinyl-20,20-ethylenedioxy-pregn-5-ene