1149-23-1 2,6-Dimethyl-3,5-diethoxycarbonyl-1,4-dihydropyridine 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-, diethyl ester AI3-61863 Diethone Diethyl 1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylate Diethyl 1,4-dihydro-2,6-dimethylpyridine-3,5-dicarboxylate Diludine EINECS 214-561-6 Ethidine Etidin Hantzsch ester Hantzsch's dihydropyridine NSC 120573 NSC 3344 RR 116