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