Ethyl 4-chloro-3-(difluoromethyl)-2-nitropyridine-6-carboxylate
4-(Aminomethyl)-2-chloro-3-cyano-5-(difluoromethyl)pyridine
Ethyl 3-chloro-4-(difluoromethyl)-2-nitropyridine-6-carboxylate
5-Chloro-4-(difluoromethyl)-3-methylpyridine-2-carbonyl chloride