(3alpha,5alpha,20S)-Pregnane-3,20-diol 3beta,20alpha-Dihydroxy-5alpha-pregnane 4479-11-2 5alpha-Pregnane-3alpha,20alpha-diol 5beta-Pregnane-3alpha,20alpha-diol 5beta-Pregnane-3beta,20alpha-diol Allopregnan-3alpha,20alpha-diol Allopregnane-3,20-diol