4-Bromo-6-hydroxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
2-Hydroxy-3-(trifluoromethoxy)pyridine-6-sulfonamide
Methyl 6-(difluoromethyl)-4-hydroxy-3-iodopyridine-2-acetate
2-Bromo-4-fluoro-3-(trifluoromethoxy)pyridine-6-carboxylic acid
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