3-Bromo-2-cyano-6-(trifluoromethoxy)pyridine-5-acetonitrile
3-Bromo-4-fluoro-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine
3-Bromo-2-cyano-5-(trifluoromethoxy)pyridine-4-acetonitrile
6-Bromo-3-fluoro-2-methoxy-4-(trifluoromethoxy)pyridine
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