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