2-(Difluoromethyl)-5-hydroxy-3-nitropyridine-6-carboxylic acid
3-Cyano-4-methyl-6-nitro-2-(trifluoromethoxy)pyridine
3-Hydroxy-4-nitro-6-(trifluoromethoxy)pyridine-2-methanol
3-(2,4-Dichlorophenyl)-2-fluoro-6-methoxypyridine
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