InChI=1S/C23H20N4O5/c1-15-19(14-24)21(28)27(2)22(29)20(15)26-25-17-10-8-16(9-11-17)23(30)32-13-12-31-18-6-4-3-5-7-18/h3-11,29H,12-13H2,1-2H3