the radiolabelled steroid metabolic products recovered in the present series of testicular incubates were identical with those earlier observed in various series of prepubertal , adolescent and adult testicular specimens , i.e. , 20alpha-dihydroprogesterone , 17alpha-hydroxyprogesterone , 17alpha,20alpha-dihydroxy-progesterone , androstenedione and testosterone .
C0012311
dihydroprogesterone
C0033308
progesterone