3-Cyano-2-fluoro-6-(trifluoromethoxy)pyridine-5-acetonitrile
6-Chloro-4-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-Cyano-2-fluoro-5-(trifluoromethoxy)pyridine-4-acetonitrile
2-Chloro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylic acid