3-(Chloromethyl)-4-cyano-2-(trifluoromethoxy)pyridine-6-acetic acid
3-Cyano-5-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-methanol
4-Hydroxy-3-iodo-5-nitro-2-(trifluoromethoxy)pyridine
2-Fluoro-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-methanol