6-Hydroxy-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-5-methanol
3-Hydroxy-5-iodo-2-(trifluoromethoxy)pyridine-4-acetic acid
6-Hydroxy-3-nitro-2-(trifluoromethoxy)pyridine-4-methanol
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