6-Amino-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetonitrile
2-Amino-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetonitrile
2-Amino-5-iodo-3-(trifluoromethoxy)pyridine-6-methanol
2-Amino-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetonitrile