117888-55-8
3,3,20,20-bis-ethanediyldioxy-17,21-dihydroxy-5α-pregnan-11-one
→
117899-28-2
3,3,20,20-bis-ethanediyldioxy-5α-pregnane-11β,17,21-triol
516-41-6
11-Beta,17-alpha,21-三羟基-5-alpha-孕烯-3,20-二酮
4004-68-6
Hydrallostane 21-acetate