InChI=1/C21H29N5/c22-21(24-20-10-5-2-6-11-20)23-12-7-13-25-14-16-26(17-15-25)18-19-8-3-1-4-9-19/h1-6,8-11H,7,12-18H2,(H3,22,23,24)/p+2/fC21H31N5/h23-25H,22H2/q+2 7A20B9603702829A