3,4-Diiodo-2-hydroxy-5-(trifluoromethoxy)pyridine
2,6-Diiodo-3-hydroxy-4-(trifluoromethoxy)pyridine
3,6-Dihydroxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid
2,5-Dihydroxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid
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