4-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-Hydroxy-2-nitro-3-(trifluoromethoxy)pyridine-6-acetonitrile
6-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-acetic acid
4-Hydroxy-3-nitro-6-(trifluoromethoxy)pyridine-2-acetonitrile
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