2-Amino-3-(aminomethyl)-6-(difluoromethyl)-5-nitropyridine
5-Amino-4-(bromomethyl)-3-(difluoromethyl)pyridine-2-acetonitrile
Methyl 3-amino-4-(bromomethyl)-5-(difluoromethyl)pyridine-2-carboxylate
2-Amino-3-(aminomethyl)-5-(difluoromethyl)-4-nitropyridine