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