.DELTA.'-Dehydrocortisone acetate .DELTA.1-Cortisone-21-acetate .delta.-Corlin 125-10-0 Cortancyl Cortidelt Delcortin Delta-corlin Deltalone Ferrosan NSC10965 Nisone Prednisone 21-acetate Prednisone acetate Prednisone, 21-acetate Pregna-1,4-diene-3,11,20-trione, 17,21-dihydroxy-, 21-acetate Pregna-1,4-diene-3,11,20-trione, 21-(acetyloxy)-17-hydroxy- U 6167