英文别名Felodipine Impurity B; 4-(2,3-Dichlorophenyl)-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylic acid dimethyl ester; 4-(2,3-Dichlorophenyl)-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylic Acid 3,5-Dimethyl Ester; Clevidipine Butyrate Impurity Ⅲ; Cleviprex Impurity B; Felodipine Related Compound B