InChI=1/C21H23N7O/c1-2-4-16-14-18(13-15(16)3-1)29-21-26-19(24-17-5-7-22-8-6-17)25-20(27-21)28-11-9-23-10-12-28/h1-8,18,23H,9-14H2,(H,22,24,25,26,27)/p+1/fC21H24N7O/h23-24H/q+1 1920A37CE2CC4B24