Methyl 3-cyano-2-hydroxy-5-(trifluoromethoxy)pyridine-4-acetate
6-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-Fluoro-3-methyl-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-Cyano-4-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonamide