InChI=1/C16H14N4/c17-15-14-12(10-9-11-5-2-1-3-6-11)7-4-8-13(14)19-16(18)20-15/h1-10H,(H4,17,18,19,20)/p+1/b10-9+/fC16H15N4/h19H,17-18H2/q+1 9ED47BA3A31EC5BF