17,21-Diacetoxy-6β,9-difluoro-11β-hydroxy-16α-methylpregna-1,4-diene-3,20-dione

6beta,9-difluoro-11beta,17,21-trihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 17,21-di(acetate)