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