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