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