2-(2,4-Di(pyridin-3-yl)phenyl)acetonitrile
3-Nitro-2,4-di(pyridin-4-yl)pyridine
2-(2,3-Di(pyridin-3-yl)phenyl)acetonitrile
5-Nitro-2,3-di(pyridin-4-yl)pyridine
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