Ethyl 5-amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-6-carboxylate
4-(Chloromethyl)-2-cyano-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Chloro-3-(difluoromethyl)-4-methyl-6-nitropyridine
4-(Difluoromethyl)-2-methoxy-3-methylpyridine-6-sulfonyl chloride