Ethyl 3-(chloromethyl)-4-(difluoromethyl)-2-methylpyridine-6-carboxylate
Ethyl 3-(chloromethyl)-4-(difluoromethyl)-2-methylpyridine-5-carboxylate
Ethyl 3-(chloromethyl)-2-(difluoromethyl)-6-methylpyridine-5-carboxylate
Ethyl 3-(chloromethyl)-2-(difluoromethyl)-6-methylpyridine-4-carboxylate