2-Chloro-3-(difluoromethyl)-5-methoxypyridine-4-carboxylic acid
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