Methyl 2-amino-3-(aminomethyl)-6-(difluoromethyl)pyridine-4-acetate
3-Amino-2-(difluoromethyl)-6-nitropyridine-5-acetonitrile
5-Amino-2-(aminomethyl)-3-(difluoromethyl)pyridine-6-acetic acid
3-Amino-5-(difluoromethyl)-4-nitropyridine-2-carboxaldehyde