4-Cyano-2-hydroxy-6-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 3-chloro-4-cyano-5-(trifluoromethoxy)pyridine-2-carboxylate
4-Cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetic acid
3-Cyano-5-hydroxy-2-(trifluoromethoxy)pyridine-6-acetic acid
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