2-Cyano-3-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
5-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-3-acetonitrile
4-Chloro-5-nitro-2-(trifluoromethoxy)pyridine-3-acetonitrile
2-Cyano-3-fluoro-5-(trifluoromethoxy)pyridine-4-carboxylic acid
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