InChI=1/C18H24N8/c19-17(20)23-13-1-5-15(6-2-13)25-9-11-26(12-10-25)16-7-3-14(4-8-16)24-18(21)22/h1-8H,9-12H2,(H4,19,20,23)(H4,21,22,24)/p+2/fC18H26N8/h23-24H,19-22H2/q+2 D079D855D9CC655E