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