Ethyl 6-cyano-3-hydroxy-4-(trifluoromethoxy)pyridine-2-acetate
2-Chloro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
5-Chloro-3-cyano-2-(trifluoromethoxy)pyridine-4-carboxylic acid
3-Chloro-5-cyano-4-(trifluoromethoxy)pyridine-2-carboxylic acid