InChI=1/C43H34O8/c44-30-8-4-25(5-9-30)36-20-27-13-24(15-38(50)42(27)40(36)28-16-32(46)21-33(47)17-28)2-1-23-3-12-39-37(14-23)41(29-18-34(48)22-35(49)19-29)43(51-39)26-6-10-31(45)11-7-26/h1-19,21-22,36,40-41,43-50H,20H2/b2-1-/t36?,40?,41-,43-/s2