3,20-Dioxo-9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-dien-21-yl 4-pyridinecarboxylate

9-fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-isonicotinate