Methyl 2-(bromomethyl)-5-chloro-6-(difluoromethyl)pyridine-3-carboxylate
5-Cyano-2-(difluoromethyl)-3-hydroxy-4-methoxypyridine
Ethyl 3-(bromomethyl)-6-chloro-2-(difluoromethyl)pyridine-4-carboxylate
3-Cyano-4-(difluoromethyl)-2-hydroxy-5-methoxypyridine