3-Bromo-4-(chloromethyl)-6-iodo-2-(trifluoromethoxy)pyridine
4-Bromo-3-hydroxy-2-(trifluoromethoxy)pyridine-5-sulfonamide
3-Bromo-2-(chloromethyl)-4-iodo-6-(trifluoromethoxy)pyridine
3-Bromo-5-hydroxy-2-(trifluoromethoxy)pyridine-4-sulfonamide
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