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