2-Hydroxy-5-nitro-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Hydroxy-4-nitro-3-(trifluoromethoxy)pyridine
6-(Chloromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylic acid
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