Methyl 6-chloro-4-(chloromethyl)-3-(difluoromethyl)pyridine-2-carboxylate
Methyl 2-chloro-3-(chloromethyl)-4-(difluoromethyl)pyridine-5-carboxylate
3-Chloro-5-(difluoromethyl)-4-methylpyridine-2-carboxylic acid
Ethyl 2-chloro-3-(difluoromethyl)-6-methylpyridine-5-carboxylate