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