Synonyms: Pan-W-5;1,4-Dihydro-3,5-dicarboxy-1,2,6-trimethyl-4,4'-bipyridinium iodide diethyl ester;4,4'-Bipyridinium, 1,4-dihydro-3,5-dicarboxy-1,2,6-trimethyl-, iodide, diethyl ester;53219-30-0;AC1L2487;LS-44646;3,5-bis(ethoxycarbonyl)-1,2,6-trimethyl-4-(pyridin-4-yl)-1,4-dihydropyridinium iodide;diethyl 1,2,6-trimethyl-4-pyridin-4-yl-1,4-dihydropyridin-1-ium-3,5-dicarboxylate iodide