Ethyl 2-(aminomethyl)-4-bromo-3-(difluoromethyl)pyridine-5-carboxylate
3-Chloro-2-cyano-5-(difluoromethyl)-6-nitropyridine
Ethyl 2-(aminomethyl)-3-bromo-6-(difluoromethyl)pyridine-4-carboxylate
5-(Bromomethyl)-2-chloro-3-cyano-6-(difluoromethyl)pyridine