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