4-Bromo-3-cyano-6-(trifluoromethoxy)pyridine-2-carboxylic acid
5-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-3-acetonitrile
4-Bromo-5-chloro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
4-Bromo-5-fluoro-2-(trifluoromethoxy)pyridine-3-acetonitrile
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