17α,21-Dihydroxy-4-pregnene-3,11,20-trione 21-acetate, Pregn-4-ene-3,11,20-trione, 21-(acetyloxy)-17-hydroxy-, [2-[(8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-1,2,6,7,8,9,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate, Cortisone Acetate, 21-Acetoxy-4-pregnen-17α-ol-3,11,20-trione, 4-Pregnene-17α,21-diol-3,11,20-trione 21-acetate