6-Chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
4-Cyano-5-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
4-Cyano-3-fluoro-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
3-Chloro-2-fluoro-6-nitro-5-(trifluoromethoxy)pyridine