5-Alpha-二氢可的松

[2-(17-羟基-10,13-二甲基-3,11-二氧代-1,2,4,5,6,7,8,9,12,14,15,16-十二氢环戊烯并[a]菲-17-基)-2-氧代乙基]乙酸酯

3,3,20,20-bis-ethanediyldioxy-17,21-dihydroxy-5α-pregnan-11-one