InChI=1/C18H15N5O/c24-17-15(12-7-3-5-11-6-4-10-23(17)16(11)12)21-22-18-19-13-8-1-2-9-14(13)20-18/h1-3,5,7-9H,4,6,10H2,(H2,19,20,22)/b21-15+/f/h19,22H 21DBF3A395297536