InChI=1/C20H26N4O2/c1-15-8-7-11-17(12-15)22-20(26)21-13-19(25)23-18(14-24(2)3)16-9-5-4-6-10-16/h4-12,18H,13-14H2,1-3H3,(H,23,25)(H2,21,22,26)/p+1/t18-/m1/s1/fC20H27N4O2/h21-24H/q+1 13B647F280169C67