InChI=1/C20H28N4O2/c1-14-13-23(2)18-5-4-16(12-17(14)18)20(26)22-8-3-9-24-10-6-15(7-11-24)19(21)25/h4-5,12-13,15H,3,6-11H2,1-2H3,(H2,21,25)(H,22,26)/p+1/fC20H29N4O2/h22,24H,21H2/q+1 3D0E5D1EBAD80AA2