InChI=1/C18H16N6O2/c1-2-14-11(10-5-3-4-6-15(10)26-14)7-8-13(25)12(9-19)16-22-17(20)24-18(21)23-16/h3-8,12H,2H2,1H3,(H4,20,21,22,23,24)/b8-7+/t12-/m0/s1/f/h20-21H2 063665F2B0EE0DE2