2-Amino-4-(chloromethyl)-3-(difluoromethyl)pyridine-6-carboxaldehyde
2-Amino-4-(chloromethyl)-3-(difluoromethyl)pyridine-5-acetonitrile
2-Amino-3-(chloromethyl)-5-(difluoromethyl)pyridine-6-acetonitrile
2-Amino-3-(chloromethyl)-6-(difluoromethyl)pyridine-4-carboxaldehyde