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