1,4-Dihydro-4-(2,4-dichlorophenyl)-N,N',2,6-tetramethyl-3,5-pyridinedicarboxamide 161771-95-5 3,5-Pyridinedicarboxamide, 1,4-dihydro-4-(2,4-dichlorophenyl)-N,N',2,6-tetramethyl-