InChI=1/C18H24N8/c1-12(2)16-21-14-13(3)23-24(4)15(14)17(22-16)25-8-10-26(11-9-25)18-19-6-5-7-20-18/h5-7,12H,8-11H2,1-4H3 D4F1BE53130018EB