2-Cyano-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-methanol
6-Cyano-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
4-Cyano-5-fluoro-2-(trifluoromethoxy)pyridine-3-sulfonamide
2-Cyano-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-methanol