4,5-Dihydroxy-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-Hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Fluoro-6-hydroxy-3-(trifluoromethoxy)pyridine
4,5-Dihydroxy-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
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