3-Cyano-4-(fluoromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine
3-Cyano-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Cyano-2-(fluoromethyl)-6-hydroxy-5-(trifluoromethoxy)pyridine
3-Cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxaldehyde