InChI=1/C28H30N4O/c1-19-5-4-6-23(15-19)28-24(17-22-8-7-20(2)16-26(22)29-28)18-32(25-9-10-25)27(33)12-14-31-13-11-21(3)30-31/h4-8,11,13,15-17,25H,9-10,12,14,18H2,1-3H3 88D70C9A4938CF3D