InChI=1/C26H23NO4/c28-23(29)17-9-10-18-30-22-16-8-7-15-21(22)26-27-24(19-11-3-1-4-12-19)25(31-26)20-13-5-2-6-14-20/h1-8,11-16H,9-10,17-18H2,(H,28,29)/p-1/fC26H22NO4/q-1 4C0EE182519440D2