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