InChI=1/C20H27N9/c1-21-19-4-7-22-20(23-19)28-9-5-17(6-10-28)29-14-16(24-25-29)13-26-11-12-27-8-2-3-18(27)15-26/h2-4,7-8,14,17H,5-6,9-13,15H2,1H3,(H,21,22,23)/p+2/fC20H29N9/h21-22,26H/q+2 C2B39A8F92BC4292