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