9-fluoro-11beta,21-dihydroxy-16alpha,17-(isopropylidenedioxy)pregna-1,4-diene-3,20-dione 21-valerate

9-Fluoro-11β-hydroxy-16α,17-[(1-methylethylidene)bis(oxy)]-21-[(1-oxopentyl)oxy]pregna-1,4-diene-3,20-dione