1,4-Dihydro-N,N',2,6-tetramethyl-4-(3,4,5-trimethoxyphenyl)-3,5-pyridinedicarboxamide 161771-88-6 3,5-Pyridinedicarboxamide, 1,4-dihydro-N,N',2,6-tetramethyl-4-(3,4,5-trimethoxyphenyl)-