InChI=1/C25H22N4O4/c30-17-11-9-15(10-12-17)18-13-23(33)29(20-7-4-8-21(31)24(18)20)28-19-14-22(32)26-27-25(19)16-5-2-1-3-6-16/h1-3,5-6,9-12,18,28,30H,4,7-8,13-14H2/t18-/m0/s1 85B8C851201CB2D8