3-Bromo-6-hydroxy-2-(trifluoromethoxy)pyridine-5-acetonitrile
4-Bromo-6-(chloromethyl)-3-cyano-2-(trifluoromethoxy)pyridine
4-Bromo-3-chloro-2-(trifluoromethoxy)pyridine-5-methanol
4-Bromo-2-(chloromethyl)-3-cyano-5-(trifluoromethoxy)pyridine
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