4-Hydroxy-3-methyl-6-nitro-2-(trifluoromethoxy)pyridine
4-Fluoro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-methanol
4-Hydroxy-3-methyl-2-nitro-6-(trifluoromethoxy)pyridine
4-Hydroxy-2-methyl-3-nitro-6-(trifluoromethoxy)pyridine
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