2,4-DIOXO-1,2,3,4-TETRAHYDROQUINAZOLINE-8-CARBONITRILE, pyridine-2,5-dicarboxylic acid dipropyl ester, Di-n-propyl isocinchomeronate, 2,5-PYRIDINEDICARBOXYLIC ACID DI-N-PROPYL ESTER, MGK 326, Isocinchomeronic Acid Dipropyl Ester, Caswell No. 400, dipropyl pyridine-2,5-dicarboxylate, Pyridin-2,5-dicarbonsaeure-dipropylester, 2,5-Pyridinedicarboxylic Acid Dipropyl Ester, 2,5-Pyridinedicarboxylic acid,dipropyl ester, Dipropyl isocinchomeronate, Repper 333, Dipropyl 2,5-Pyridinedicarboxylate