(11β,16α)-21-(Acetyloxy)-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]pregna-1,4-diene-3,20-dione (ACI); Pregna-1,4-diene-3,20-dione, 11β,16α,17,21-tetrahydroxy-, cyclic 16,17-acetal with acetone, 21-acetate (7CI, 8CI); Desonide 21-acetate,Desonide API