4-Chloro-6-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
4-Chloro-6-fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine
5-Chloro-3-fluoro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine
6-Chloro-2-fluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine