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