InChI=1S/C23H26N6O2/c1-16-22(29-13-5-4-6-21(29)25-16)20-11-12-24-23(27-20)26-17-7-9-19(10-8-17)31-15-18(30)14-28(2)3/h4-13,18,30H,14-15H2,1-3H3,(H,24,26,27)/t18-/m0/s1