InChI=1S/C28H46O9/c1-2-3-4-5-11-14-17-20-21(35-20)18-15-12-9-7-6-8-10-13-16-19-22(29)36-28-25(32)23(30)24(31)26(37-28)27(33)34/h3-4,11,14,20-21,23-26,28,30-32H,2,5-10,12-13,15-19H2,1H3,(H,33,34)/b4-3-,14-11-