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