5-Chloro-4-(chloromethyl)-3-(difluoromethyl)-2-fluoropyridine
6-Chloro-3-(difluoromethyl)-4-fluoropyridine-2-acetonitrile
Ethyl 3-(aminomethyl)-2-bromo-5-(difluoromethyl)pyridine-4-acetate
Ethyl 2-(aminomethyl)-3-bromo-6-(difluoromethyl)pyridine-5-acetate