2,3-Dibromo-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Amino-5-chloro-3-(trifluoromethoxy)pyridine-4-sulfonamide
2,3-Dibromo-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
6-Amino-4-chloro-3-(trifluoromethoxy)pyridine-2-sulfonamide
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