InChI=1/C15H12N6O2/c1-22-10-6-4-9(5-7-10)12-17-14(16)21-15(18-12)19-13(20-21)11-3-2-8-23-11/h2-8H,1H3,(H2,16,17,18,19,20)/f/h16-17H F249BADD0455E887