Ethyl 4-amino-6-(bromomethyl)-2-(difluoromethyl)pyridine-3-acetate
5-Amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-4-methanol
6-Amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-4-acetonitrile
3-Amino-4-(chloromethyl)-2-(difluoromethyl)pyridine-6-methanol