6-(二甲基氨基)-3-吡啶醇

5-羟基吡啶甲酸乙酯

4-(6-chloropyridin-3-yl)oxy-6,7-dimethoxyquinoline

6-methylsulfonylpyridin-3-ol

2-氯-4-碘-5-(甲氧基甲氧基)吡啶