1-(6-methylpyridin-2-yl)-3-phenylurea

N-(6-methylpyridin-2-yl)prop-2-enamide

N-(6-methylpyridin-2-yl)-3-nitrobenzamide

6-丁基吡啶-2-胺

2-(bromomethyl)-6-[6-(bromomethyl)pyridin-2-yl]pyridine