... ,20-dioneFormula: C21H28O6Synonyms: Pregna-1,4-diene-3,20-dione,11b,16a,17,21-tetrahydroxy- (6CI,7CI,8CI);16a-Hydroxyprednisolone;16 ... ,4-diene-3,20-dione,11,16,17,21-tetrahydroxy-, (11b,16a)-;Molecular Weight: 376.45EINECS: 237-731-1Density: 1.38 ...