InChI=1S/C21H22N6O3/c1-12-15-6-5-13(9-16(15)27-26-12)23-19-7-8-22-21(25-19)24-14-10-17(28-2)20(30-4)18(11-14)29-3/h5-11H,1-4H3,(H,26,27)(H2,22,23,24,25)