[1R-[1α(R*),3aβ,4α,7aα]]-octahydro-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1-[5-[(tetrahydro-2H-pyran-2-yl)oxy]-1,5-dimethylhexyl]-7a-methyl-1H-indene

3β-((triethylsilyl)oxy)-20(S)-(hydroxymethyl)-9,10-secopregna-5(E),7(E),10(19)-triene

3β-((triethylsilyl)oxy)-20(S)-(((p-tolylsulfonyl)oxy)-methyl)-9,10-secopregna-5(E),7(E),10(19)-triene

Toluene-4-sulfonic acid (S)-2-{(1R,3aS,7aR)-4-[1-(2,2-dioxo-6-triethylsilanyloxy-2,3,4,5,6,7-hexahydro-1H-2λ6-benzo[c]thiophen-1-yl)-meth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propyl ester

1α-hydroxy-3β-((triethylsilyl)oxy)-20(S)-(((p-tolylsulfonyl)oxy)methyl)-9,10-secopregna-5(Z),7(E),10(19)-triene