| 英文同义词: | (9β)-9,11β-Epoxy-16β-methyl-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate;21-Acetyloxy-9β,11β-epoxy-17-hydroxy-16β-methylpregna-1,4-diene-3,20-dione;beta,11beta-Epoxy-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-acetate;Betamethasone Acetate EP Impurity D;9beta,11beta-epoxy-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-acetate;9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione 21-acetate;Betamethasone Impurity 18;Betamethasone Impurity 21(Betamethasone Acetate EP Impurity D) |