InChI=1S/C26H32N4O2/c1-19(2)16-30-18-24(22-10-6-7-11-23(22)25(30)31)28-26(32)27-21-12-14-29(15-13-21)17-20-8-4-3-5-9-20/h3-11,18-19,21H,12-17H2,1-2H3,(H2,27,28,32)