[2,2′-Bipyridine]-5,5′-dicarboxylic acid, 5,5′-diethyl ester
6,6′-Binicotinic acid, diethyl ester
[2,2′-Bipyridine]-5,5′-dicarboxylic acid, diethyl ester
5,5′-Diethyl [2,2′-bipyridine]-5,5′-dicarboxylate
5,5′-Diethoxycarbonyl-2,2′-bipyridine
5,5′-Dicarbethoxy-2,2′-bipyridine
Diethyl 2,2′-bipyridyl-5,5′-dicarboxylate
Diethyl 2,2′-bipyridine-5,5′-dicarboxylate
5,5′-Bis(ethoxycarbonyl)-2,2′-bipyridine
5,5-Bis(carboxyethyl)-2,2′-bipyridine
[2,2′]-Bipyridinyl-5,5′-dicarboxylic acid diethyl ester