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