InChI=1/C18H14N6O2/c1-24-13-10-6-5-9-12(13)16(25)14(18(24)26)15(17-20-22-23-21-17)19-11-7-3-2-4-8-11/h2-10H,1H3,(H2,19,20,21,22,23,25,26)/p-2/fC18H12N6O2/q-2 8F7DBFD417EC41A8