4-Bromo-2-methoxy-5-(trifluoromethoxy)pyridine-3-sulfonamide
5-Bromo-4-(chloromethyl)-2-methyl-3-(trifluoromethoxy)pyridine
6-Bromo-2-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonamide
2-Bromo-5-methoxy-4-(trifluoromethoxy)pyridine-3-sulfonamide
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