英文别名3-ethyldihydro-3-methylfuran-2,5-dione; 3-Ethyl-3,4-dihydro-3-methyl-2,5-furandione; 3-ethyl-3-methyloxolane-2,5-dione; 2-Ethyl-2-methylsuccinic acid anhydride; 2,5-Furandione, 3-ethyldihydro-3-methyl-; Ethosuximide EP Impurity B; Ethosuximide Impurity 14; 2,5-Furandione,3-ethyldihydro-3-methyl; 2-Ethyl-2-methylsuccinic anhydride; 2-Aethyl-2-methyl-bernsteinsaeure-anhydrid; 2-ethyl-2-methyl-succinic acid anhydride 
