5-Cyano-2-iodo-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Cyano-3-iodo-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
5-Cyano-2-iodo-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Cyano-3-iodo-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine