InChI=1/C20H28N8O/c1-3-15-17-18(28(26-15)13-14-29-4-2)19(23-16-7-5-6-8-22-16)25-20(24-17)27-11-9-21-10-12-27/h5-8,21H,3-4,9-14H2,1-2H3,(H,22,23,24,25)/p+1/fC20H29N8O/h21,23H/q+1 0EE14FA1B2254B9C