InChI=1/C17H16N4O/c1-21-15-8-4-3-7-14(15)18-17(21)20-19-13-10-11-22-16-9-5-2-6-12(13)16/h2-9H,10-11H2,1H3,(H,18,20)/p+1/b19-13-/fC17H17N4O/h18,20H/q+1 2572750219EAD470