2-溴-3-氨基-5-氯吡啶

2-氰基-3-硝基-5-氯吡啶

2,5-二氯吡啶-3-胺

6-chloro-2-(chloromethyl)-[1,3]thiazolo[5,4-b]pyridine

6-Chloro-3-methyl-3H-imidazo[4,5-b]pyridine