InChI=1/C21H26N6O/c1-15(2)27-19(28)9-4-16-14-22-21(24-20(16)27)23-17-5-7-18(8-6-17)26-12-10-25(3)11-13-26/h4-9,14-15H,10-13H2,1-3H3,(H,22,23,24)/p+1/fC21H27N6O/h23,25H/q+1 2B28160D26167581