4-methyl-3-phenyl-2-(4-phenylphenyl)pyridine

3,4-dimethyl-5-(4-methylpyridin-2-yl)-1,2-oxazole

3,4-dimethyl-5-(4-methylpyridin-3-yl)-1,2-oxazole

4-[(E)-2-(1-ethylpyridin-1-ium-4-yl)ethenyl]-2-methoxyphenol,bromide

4-methyl-1-[4-(4-methylpyridin-1-ium-1-yl)butyl]pyridin-1-ium,bromide