英文别名2,2',6,6'-TETRAKIS(METHOXYCARBONYL)-4,4'-BIPYRIDINE; [4,4'-Bipyridine]-2,2',6,6'-tetracarboxylic acid, 2,2',6,6'-tetramethyl ester; dimethyl 4-[2,6-bis(methoxycarbonyl)pyridin-4-yl]pyridine-2,6-dicarboxylate; 2,2',6,6'-Tetramethoxycarbonyl-4,4'-bipyridine 
