InChI=1/C20H22N4/c21-17-5-1-3-15(11-17)13-24-10-8-18(14-24)23-20-6-2-4-16-12-22-9-7-19(16)20/h1-7,9,11-12,18,23H,8,10,13-14,21H2/p+1/t18-/m1/s1/fC20H23N4/h24H/q+1 A1C3EA988858DD98