InChI=1/C20H24N6/c1-2-6-16(7-3-1)18-19(20-23-11-12-24-20)26(15-25-18)13-5-10-22-17-8-4-9-21-14-17/h1-4,6-9,11-12,14,18-19,22,25H,5,10,13,15H2,(H,23,24)/p+2/t18-,19-/m1/s1/fC20H26N6/h23-24,26H/q+2 635327FEE13E8AEC