9-Desfluoro-9(11)-epoxy Triamcinolone Acetonide; (9?,11?,16?)-9,11-Epoxy-21-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-pregna-1,4-diene-3,20-dione; Naphth[2',1':4,5]oxireno[5,6]indeno[1,2-d][1,3]dioxole, pregna-1,4-diene-3,20-dione deriv.; 9,11?-Epoxy-16?,17,21-trihydroxy-9?-pregna-1,4-diene-3,20-dione, 16,17-acetonide
