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