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17α,21-Diacetoxy-4,9(11)-pregnadiene-3,20-dione 17,21-Diacetyloxypregna-4,9(11)-diene-3,20-dione 3,20-Dioxopregna-4,9(11)-diene-17α,21-diol diacetate Pregna-4,9(11)-diene-17,21-diol-3,20-dione17,21-diacetate pregna-4,9(11)-diene-17α,21-diol-3,20-dione 17,21-diacetate 17,21-Dihydroxypregna-4,9(11)-diene-3,20-dione17,21-diacetate