ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, cilt.61, 2005 (SCI İndekslerine Giren Dergi)
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)°.