InChI=1/C24H20N4O4/c1-15-7-6-9-16(13-15)27-22(29)21-20(18-10-2-3-11-19(18)32-21)28-24(31)23(30)26-14-17-8-4-5-12-25-17/h2-13H,14H2,1H3,(H,26,30)(H,27,29)(H,28,31)/f/h26-28H 8E9CAAF9D8CCCCAB