4-Fluoro-6-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Cyano-6-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine
2-Fluoro-5-methoxy-6-(trifluoromethoxy)pyridine-3-carboxylic acid
5-Cyano-3-hydroxy-4-iodo-2-(trifluoromethoxy)pyridine
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