6-Nitro-2-(trifluoromethoxy)pyridine-3-carboxylic acid
6-Nitro-3-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 3-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylate
2-Nitro-4-(trifluoromethoxy)pyridine-6-carboxylic acid
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