英文别名(20S)-17,20-dihydroxypregn-4-en-3-one; 20α-Dihydroxyprogesterone; 17α-Hydroxy-20α-dihydroprogesterone; (8R,9S,10R,13S,14S,17R)-17-hydroxy-17-[(1S)-1-hydroxyethyl]-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one; 17alpha,20alpha-Dihydroxypregn-4-en-3-one; 17α,20α-Dihydroxy-4-pregnen-3-one 
