InChI=1/C17H13N5O/c1-11-6-8-12(9-7-11)22-17(19-20-21-22)14-10-18-15-5-3-2-4-13(15)16(14)23/h2-10H,1H3,(H,19,21)/b17-14+/f/h21H D91B324CD45196F4