英文别名4-formyloxymethyl-5-methyl-1,3-dioxolene-2-one; 4-[(formyloxy)methyl]-5-methyl-1,3-Dioxol-2-one; 1,3-Dioxol-2-one, 4-[(formyloxy)methyl]-5-methyl-; Olmesartan Medoxomil Impurity 82; Azilsartan Medoxomil Potassium-002; Azisartan Impurity 34; Formyl-dioxetene