Phosphoric acid 11β,21-dihydroxy-16α,17-[(1-methylethylidene)bis(oxy)]-3,20-dioxopregna-1,4-diene-21-yl=disodium salt

Pregna-1,4-diene-3,20-dione, 11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-21-(phosphonooxy)-, disodium salt, (11beta,16alpha)-