InChI=1/C15H13N5O/c16-15(21)13-10-6-7-12-11(8-17-18-12)14(10)20(19-13)9-4-2-1-3-5-9/h1-5,8H,6-7H2,(H2,16,21)(H,17,18)/f/h17H,16H2 EF943E9BCAFB47C8