InChI=1/C17H16N6O/c1-11-16(23-7-5-4-6-15(23)20-11)17(24)21-19-10-13-8-14(9-18)22(3)12(13)2/h4-8,10H,1-3H3,(H,21,24)/b19-10+/f/h21H 70499A92D56093D5