InChI=1S/C33H54O9/c1-20(2)9-6-10-21(3)11-7-12-22(4)13-8-15-33(5)16-14-23-17-25(18-24(19-34)29(23)42-33)40-32-28(37)26(35)27(36)30(41-32)31(38)39/h17-18,20-22,26-28,30,32,34-37H,6-16,19H2,1-5H3,(H,38,39)/t21?,22?,26?,27?,28?,30?,32?,33-/m1/s1