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