16α,17-[(1-甲基亚乙基)双(氧)]-9β,11β-环氧-21-羟基孕甾-4-烯-3,20-二酮

16α,17α,21-Trihydroxy-9β,11β-epoxypregn-4-en-16,17-acetonid-3,20-dion · CAS 160512-81-2