英文别名(4aS,4bS,5aS,6aS,7R,8R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one; (9b,11b,16a)-9,11-epoxy-17,21-dihydroxy-16-methyl-pregna-1,4-diene-3,20-dione; Desoximetasone Impurity D; Dexamethasone EP Impurity D; Mometasone Furoate EP Impurity L; 16-β Methyl Epoxide; (9β,11β,16α)-17,21-Dihydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione; (4aS,4bS,5aS,6aS,7R,8R,9aS,9bS)-7-Glycoloyl-7-hydroxy-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[7,8]phenanthro[4b,5-b]oxiren-2(4aH)-one; (9β,11β,16β)-17,21-Dihydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione 
