the ratio of 11 beta- to 18-hydroxylation of 16 alpha-hydroxyprogesterone is about 3 , whereas the ratio of 11 beta- to 18-hydroxylation of progesterone , 20 alpha-dihydroxyprogesterone and doc is between 1./ and 2 .
C0033308
progesterone
C0002328
dihydroxyprogesterone