2607-06-9 6alpha,9-Difluoro-11beta,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione DIFLUCORTOLONE Diflucortolona [INN-Spanish] Diflucortolone [USAN:BAN:INN] Diflucortolonum [INN-Latin] EINECS 220-022-6 Pregna-1,4-diene-3,20-dione, 6,9-difluoro-11,21-dihydroxy-16-methyl-, (6alpha,11beta,16alpha)-