InChI=1/C27H22N2O7/c1-34-26(33)27(16-5-3-2-4-6-16)22-21(23(28-27)15-7-10-18(30)11-8-15)24(31)29(25(22)32)17-9-12-19-20(13-17)36-14-35-19/h2-13,21-23,28,30H,14H2,1H3/t21-,22+,23-,27-/m0/s1 8EAA314D390B998B