英文别名Nitrendipine Impurity 1; Metanifedipine; 1,4-Dihydro-2,6-Dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid diethyl ester; 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, 3,5-diethyl ester; 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylicacid diethyl ester; diethyl 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-pyridine-3,5-dicarboxylate; diethyl 4-(3-nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine 3,5-dicarboxylate; 2,6-dimethyl-4-(3-nitro-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester 
