3.alpha.,17.alpha.,20.alpha.-Trihydroxy-5.beta.-pregnan-11-one 5.beta.-Pregnan-11-one, 3.alpha.,17,20.alpha.-trihydroxy- 5.beta.-Pregnane-3.alpha.,17.alpha.,20.alpha.-triol-11-one 603-99-6 NSC79097 Pregnan-11-one, 3,17,20-trihydroxy-, (3.alpha.,5.beta.,20S)- Pregnane-3.alpha.,17.alpha.,20.alpha.-triol-11-one