20703-79-1 3.beta.,17.alpha.-Dihydroxy-21-bromo-5.alpha.-pregnan-11,20-dione 5.alpha.-Pregnane-11,20-dione, 21-bromo-3.beta.,17.alpha.-dihydroxy- NSC88181 Pregnane-11,20-dione, 21-bromo-3,17-dihydroxy-, (3.beta.,5.alpha.)-