4-Bromo-2-chloro-5-(trifluoromethoxy)pyridine-3-sulfonamide
2-Bromo-6-fluoro-4-methoxy-3-(trifluoromethoxy)pyridine
5-Bromo-3-chloro-2-(trifluoromethoxy)pyridine-4-sulfonamide
3-Bromo-2-(chloromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine
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