(1S,2S,4R,8S,9S,11S,12R,13S)-12-fluoro-11-hydroxy-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one;9-Fluoro-11beta,21-dihydroxy-16alpha,17-(1-methylethylidenedioxy)pregna-1,4-diene-3,20-dione