InChI=1/C17H20N8O/c1-10(2)14-7-5-13(6-8-14)9-19-20-11(3)15-12(4)25(24-21-15)17-16(18)22-26-23-17/h5-10H,1-4H3,(H2,18,22)/b19-9+,20-11+/f/h18H2 C14FFB952DB6B51C