英文别名4,6-PREGNADIEN-3,20-DIONE; 6-DEHYDROPROGESTERONE; 6-Dehydropprogesterone; 6-dehydrogenase Progesterone; Progesterone Derivatives; DELTA-6-PROGESTERONE; Dehydroprogesterone; 4,6-pregnadiene-3,20-dione; pregna-4,6-diene-2,30-dione; CIS-DYDROGESTERONE; Dydrogesterone impurity B; 6,7-Didehydroprogesterone 
