InChI=1S/C24H26N4O/c1-14-8-15(2)10-19(9-14)20-11-18(12-21(13-20)29-5)16(3)6-7-22-17(4)27-24(26)28-23(22)25/h8-13,16H,1-5H3,(H4,25,26,27,28)/t16-/m0/s1