InChI=1S/C24H26N4O2/c1-16(2)14-28-15-22(19-8-3-4-9-20(19)23(28)29)27-24(30)25-12-11-17-13-26-21-10-6-5-7-18(17)21/h3-10,13,15-16,26H,11-12,14H2,1-2H3,(H2,25,27,30)