(2'R)-2'-((1RS)-CYCLOHEX-3-ENYL)-11.BETA.-HYDROXY-3,20-DIOXO-16.BETA.H-(1,3)DIOXOLO(4',5':16,17)PREGNA-1,4-DIEN-21-YL 2-METHYLPROPANOATE
(2'r)-2'-((1rs)-cyclohex-3-enyl)-11.beta.-hydroxy-3,20-dioxo-16.beta.h-(1,3)dioxolo(4',5':16,17)pregna-1,4-dien-21-yl 2-methylpropanoate