InChI=1/C22H20N4O/c1-14-8-7-9-15(2)19(14)18-12-16-13-23-22(24-17-10-5-4-6-11-17)25-20(16)26(3)21(18)27/h4-13H,1-3H3,(H,23,24,25)/f/h24H 43C87643D28E36C8