2-Cyano-3-hydroxy-4-(trifluoromethoxy)pyridine-6-sulfonamide
Methyl 4-fluoro-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxylate
3-Cyano-6-hydroxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
6-(Bromomethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-acetic acid