2-bromo-6-[2-(6-bromopyridin-2-yl)ethynyl]pyridine

2-溴-6-(氟甲基)吡啶

6-乙炔-2-吡啶甲醇

6-溴-2-吡啶甲醛1-氧化物

(6-溴-1-氧代-2-吡啶基)甲醇