107222-62-8
17α-Ethinyl-17β-(trichloracetoxy)-4-androsten-3-on
→
~90%
107222-65-1
17α-(Bromethinyl)-17β-(trichloracetoxy)-4-androsten-3-on
640-87-9
孕甾-4-烯-17Alpha,21-二醇-3,20-二酮-21-醋酸酯