2-Amino-4-(aminomethyl)-3-(difluoromethyl)-6-nitropyridine
3-Amino-5-(bromomethyl)-6-(difluoromethyl)pyridine-2-carboxaldehyde
4-Amino-5-(bromomethyl)-3-(difluoromethyl)pyridine-2-acetonitrile
3-Amino-5-(bromomethyl)-2-(difluoromethyl)pyridine-6-carboxaldehyde