InChI=1/C17H14N4/c1-2-4-13(5-3-1)17(21-9-8-18-12-21)14-6-7-15-16(10-14)20-11-19-15/h1-12,17H,(H,19,20)/t17-/m1/s1/f/h20H E1DAC2B6C66B8732