InChI=1/C22H16N2O4/c1-14(25)15-7-9-16(10-8-15)20-12-11-18(28-20)13-19-21(26)23-24(22(19)27)17-5-3-2-4-6-17/h2-13H,1H3,(H,23,26)/b19-13+/f/h23H	D8A1EC822F4891E7