ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, cilt.61, 2005 (SCI-Expanded)
The title compound, C22H14N2O3, contains three benzene rings, pairs of which form dihedral angles of 55.37 (5), 68.47 (4) and 82.82 4)°. The average C-O-C angle is 119.0 (1)°.