2-Fluoro-3-hydroxy-5-(trifluoromethoxy)pyridine-6-sulfonamide
4-(Bromomethyl)-6-cyano-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Fluoro-3-hydroxy-4-(trifluoromethoxy)pyridine-5-sulfonamide
2-Chloro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-methanol