flucortolone pivalate

6alpha-fluoro-11beta,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-pivalate

21-(2,2-Dimethyl-1-oxopropoxy)-6α-fluoro-11β-hydroxy-16α-methylpregna-1,4-diene-3,20-dione