InChI=1/C16H10N6O/c17-9-10-5-1-3-7-12(10)22-13-8-4-2-6-11(13)19-16(22)14-15(18)21-23-20-14/h1-8H,(H2,18,21)/f/h18H2 085B1CDF6E439A58