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