2-苄基硫代-5-溴吡啶

2-氯-5-苄氧基吡啶

1-(5-溴-2-吡啶)-1H-吡唑-4-羧酸乙酯

1-(5-溴-2-吡啶基)-2-吡咯烷酮

2-chloro-5-pyridin-2-ylpyridine