InChI=1/C20H26N4O2/c1-24(2)15-18(17-11-7-4-8-12-17)23-19(25)14-22-20(26)21-13-16-9-5-3-6-10-16/h3-12,18H,13-15H2,1-2H3,(H,23,25)(H2,21,22,26)/p+1/t18-/m1/s1/fC20H27N4O2/h21-24H/q+1 3C9BEF67836D023C