2-(Chloromethyl)-6-cyano-4-(trifluoromethoxy)pyridine-3-methanol
4-Cyano-3-fluoro-6-(trifluoromethoxy)pyridine-2-acetic acid
2-Cyano-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Cyano-3-fluoro-2-(trifluoromethoxy)pyridine-6-acetic acid