4-Cyano-2-(trifluoromethoxy)pyridine-6-acetonitrile
6-Fluoro-3-(trifluoromethoxy)pyridine-2-acetonitrile
4-Cyano-2-(trifluoromethoxy)pyridine-3-acetonitrile
3-Cyano-5-(trifluoromethoxy)pyridine-4-acetonitrile
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