InChI=1/C25H22N4O4/c1-2-13-33-19-11-9-16(10-12-19)23-20(15-26)25(27)28(21-7-4-8-22(30)24(21)23)17-5-3-6-18(14-17)29(31)32/h2-3,5-6,9-12,14,23H,1,4,7-8,13,27H2/t23-/m1/s1 7F2E9833865A7DA6