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