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ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, vol.59, 2003 (SCI-Expanded)
In the title molecule, C17H12N2O, the five-membered ring of the indandione moiety adopts an envelope conformation. The dihedral angle between the 2-indanoxy and phthalonitrile groups, excluding the out-of-plane envelope flap atom, is 59.81 (5)degrees.