InChI=1/C16H19N7/c1-22(2)13-7-5-11(6-8-13)9-12(10-17)14-19-15(18)21-16(20-14)23(3)4/h5-9H,1-4H3,(H2,18,19,20,21)/b12-9+/f/h18H2 D51549616ACBFFF1