Ethyl 4-chloro-2-(chloromethyl)-5-(difluoromethyl)pyridine-3-carboxylate
4-Cyano-3-(difluoromethyl)-2-hydroxy-5-methylpyridine
Methyl 3-cyano-4-(difluoromethyl)-5-methoxypyridine-2-acetate
4-Chloro-5-(chloromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine