InChI=1/C20H14N4/c21-12-13-5-8-15(9-6-13)23-20-16-3-1-2-4-18(16)24-19-11-14(22)7-10-17(19)20/h1-11H,22H2,(H,23,24)/p+1/fC20H15N4/h23-24H/q+1 3EE76CB9FF1BEA06