1,2-Bis(3,5-dimethylbenzamido)-1,2-di-4-pyridylethane 77130-24-6 Benzamide, N,N'-(1,2-di-4-pyridinyl-1,2-ethanediyl)bis(3,5-dimethyl- N,N'-(1,2-Di-4-pyridinyl-1,2-ethanediyl)bis(3,5-dimethylbenzamide)