(16β)-17,21-[(1-乙氧基亚丙基)双(氧基)]-16-甲基孕二烯-1,4-二烯-3,20-二酮

(16beta)- 17,21-[(1-Ethoxypropylidene)bis(oxy)]-16-methyl-pregna-1,4-diene-3,20-dione