5,5'-二氯-2,2'-联吡啶

(5-氯-2-吡啶基)甲醇

5-氯吡啶-2-甲酸乙酯

5-氯吡啶-2-羧酸甲酯

5-chloro-4-iodo-2-(trifluoromethyl)pyridine