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