InChI=1/C22H15NO4/c24-21-19(22(25)26)17-8-4-5-9-18(17)23-20(21)14-10-12-16(13-11-14)27-15-6-2-1-3-7-15/h1-13,24H,(H,25,26)/p-1/fC22H14NO4/h24h,23H/q-1 22EAD6F4DAC35453