7793-27-3 Dexamethasone 21-sulfate Dexamethasone sulfate ester Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17-dihydroxy-16-methyl-21-(sulfooxy)-, (11beta,16alpha)- Pregna-1,4-diene-3,20-dione, 9-fluoro-11beta,17,21-trihydroxy-16alpha-methyl-, 21-(hydrogen sulfate)