3-Bromo-4-nitro-2-(trifluoromethoxy)pyridine-5-acetonitrile
4-Chloro-6-(fluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine
6-Chloro-4-fluoro-3-methyl-2-(trifluoromethoxy)pyridine
4-Chloro-2-cyano-6-(trifluoromethoxy)pyridine-3-acetic acid
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