InChI=1/C26H20N4O/c31-26(29-22-12-10-20(11-13-22)19-6-2-1-3-7-19)23-9-5-4-8-21(23)16-30-15-14-24-25(17-30)28-18-27-24/h1-15,17-18H,16H2,(H,29,31)/p+1/fC26H21N4O/h27,29H/q+1 C2119BFC57F23D2F