InChI=1S/C34H34N2O8/c37-24-7-1-20(2-8-24)13-15-35-30(42)12-5-22-17-26-31(34(43)36-16-14-21-3-9-25(38)10-4-21)32(44-33(26)29(41)18-22)23-6-11-27(39)28(40)19-23/h1-4,6-11,17-19,31-32,37-41H,5,12-16H2,(H,35,42)(H,36,43)/t31-,32-/m0/s1