InChI=1/C26H22N2O4/c1-15-6-8-17(9-7-15)23-22(25(30)26(31)28(23)21-5-3-4-12-27-21)24(29)18-10-11-20-19(14-18)13-16(2)32-20/h3-12,14,16,23,30H,13H2,1-2H3/p-1/t16-,23+/m1/s1/fC26H21N2O4/h30h/q-1 9556240B069BC6E0