InChI=1/C29H20N2O5/c32-28-19-8-4-5-9-21(19)30-26-20(28)15-31(27(26)18-10-11-23-25(14-18)35-16-34-23)29(33)24-13-12-22(36-24)17-6-2-1-3-7-17/h1-14,27H,15-16H2,(H,30,32)/t27-/m0/s1/f/h30H 556630C0818738F1