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