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