InChI=1/C17H13N5O/c1-22-14-7-3-2-6-13(14)19-17(22)21-20-12-8-9-15(23)16-11(12)5-4-10-18-16/h2-10H,1H3,(H,19,21)/b20-12-/f/h21H D5E8A3E88AFC3D60