InChI=1/C31H34N4O2/c1-31(2,14-19-7-8-19)29-26-13-20(9-10-28(26)35-30(29)36)21-12-24(17-33-15-21)37-18-23(32)11-22-16-34-27-6-4-3-5-25(22)27/h3-6,9-10,12-13,15,17,19,23,29H,7-8,11,14,16,18,32H2,1-2H3,(H,35,36)/p+2/t23-,29-/m0/s1/fC31H36N4O2/h32,34-35H/q+2 8BD80B62D013246E