Synonyms: 2'H-Pregna-2,4-dieno[3,2-c]pyrazol-20-one,9-fluoro-2'-(p-fluorophenyl)-11b,16a,17,21-tetrahydroxy-, cyclic16,17-acetal with acetone, 21-(dihydrogen phosphate), monohydrate (8CI);[1,3]Dioxolo[3',4']cyclopenta[1',2':5,6]naphth[1,2-f]indazole,2'H-pregna-2,4-dieno[3,2-c]pyrazol-20-one deriv.