InChI=1/C26H22N2O4/c1-2-15-32-21-12-10-20(11-13-21)24(29)22-23(19-8-4-3-5-9-19)28(26(31)25(22)30)17-18-7-6-14-27-16-18/h2-14,16,23,30H,1,15,17H2/p-1/t23-/m0/s1/fC26H21N2O4/h30h/q-1 F0B335BDD11E9935