InChI=1/C26H14N2O6/c29-15-5-1-3-13(11-15)27-23(31)17-7-9-19-22-20(10-8-18(21(17)22)24(27)32)26(34)28(25(19)33)14-4-2-6-16(30)12-14/h1-12,29-30H AE686CBC7814BFDE