21-Deoxy F-4 acetonide 21-Deoxytriamcinolone 21-Deoxytriamcinolone acetonide 2135-14-0 9-Fluoro-11.beta.,16.alpha.,17-trihydroxypregna-1,4-diene-3,20-dione cyclic 16,17-acetal with acetone CL 27,071 CL 27071 Descinolone Acetonide NSC44827 Pregna-1,4-diene-3,20-dione, 9-fluoro-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-, (11.beta.,16.alpha.)- Pregna-1,4-diene-3,20-dione, 9-fluoro-11.beta.,16.alpha.,17-trihydroxy-, cyclic 16,17-acetal with acetone Pregna-1,4-diene-3,20-dione, 9-fluoro-11.beta.-hydroxy-16.alpha.,17-(isopropylidenedioxy)- Pregna-1,4-diene-3,20-dione, 9.alpha.-fluoro-16.alpha.,17.alpha.-isopropylidenedioxy-11.beta.-hydroxy- Progesterone, 1-dehydro-9-fluoro-11.beta.-hydroxy-16.alpha.,17-(isopropylidenedioxy)