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