3.alpha.,11.beta.,17,21-Tetrahydroxypregnan-20-one 3.alpha.,5.beta.-Tetrahydrocortisol 5.beta.-Pregnan-20-one, 3.alpha.,11.beta.,17,21-tetrahydroxy- 5.beta.-Tetrahydrocortisol 53-02-1 Ba 2682 Cortisol, tetrahydro- NSC57431 Pregnan-20-one, 3,11,17,21-tetrahydroxy-, (3.alpha.,5.beta.,11.beta.)- Tetrahydrocompound F Tetrahydrocortisol Tetrahydrohydrocortisone Urocortisol