InChI=1/C20H26N4O/c1-24(2)13-7-3-6-12-22-17-11-10-15(21)19-18(17)20(25)14-8-4-5-9-16(14)23-19/h4-5,8-11,22H,3,6-7,12-13,21H2,1-2H3,(H,23,25)/p+1/fC20H27N4O/h23-24H/q+1 5A88DE1B634C2A9B