2,5-Dibromo-3-(trifluoromethoxy)pyridine-4-sulfonamide
4,6-Dibromo-3-(trifluoromethoxy)pyridine-2-sulfonamide
2-Fluoro-6-(trifluoromethoxy)pyridine-4-sulfonamide
2,4-Dibromo-3-(trifluoromethoxy)pyridine-5-sulfonamide
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