2-Cyano-6-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Cyano-5-(trifluoromethoxy)pyridine-4-carboxylic acid
5-Cyano-2-(trifluoromethoxy)pyridine-3-methanol
2-Cyano-4-(trifluoromethoxy)pyridine-6-carboxylic acid
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