N-cyclohexyl-5-methylpyridin-2-amine

2-氧代-2-(1H-吡咯并[3,2-c]吡啶-3-基)乙酸乙酯

3-氯甲基-吡啶-2-羧酸乙酯

4-甲氧基-3-甲基-吡啶

1-hydroxy-3-methylpyridin-4-imine