1058-55-5 6.alpha.-Fluorohydrocortisone 21-acetate Corticosterone, 6.alpha.-fluoro-17-hydroxy-, 21-acetate Cortisol, 6.alpha.-fluoro-, 21-acetate NSC27404 Pregn-4-ene-3,20-dione, 21-(acetyloxy)-6-fluoro-11,17-dihydroxy-, (6.alpha.,11.beta.)- Pregn-4-ene-3,20-dione, 6.alpha.-fluoro-11.beta.,17,21-trihydroxy-, 21-acetate SKI 24492 U 8107