InChI=1/C14H10N6O2/c15-12-17-14(22-9-5-2-1-3-6-9)18-13-16-11(19-20(12)13)10-7-4-8-21-10/h1-8H,(H2,15,16,17,18,19)/f/h15H2 FD05D687D7BE2530