4-Cyano-6-methoxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
5-Chloro-3-fluoro-4-(trifluoromethoxy)pyridine-2-acetic acid
4-Cyano-2-methoxy-5-(trifluoromethoxy)pyridine-3-acetonitrile
5-Cyano-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetonitrile
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