1,4-dimethylpyridin-1-ium-3-carbonitrile,iodide

methyl 4-(dibromomethyl)pyridine-3-carboxylate

1-(4-甲基吡啶-3-基)乙酮

4-甲基-3-吡啶羧酸乙酯 1-氧化物

4-Methylpyridine-3-carbothioamide