3-Amino-2-nitro-6-(trifluoromethoxy)pyridine-4-carboxylic acid
3-Amino-2-hydroxy-5-(trifluoromethoxy)pyridine-4-methanol
3-Amino-2-nitro-4-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Amino-6-hydroxy-4-(trifluoromethoxy)pyridine-3-methanol
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