InChI=1S/C28H46O9/c1-2-3-14-17-20-21(35-20)18-15-12-10-8-6-4-5-7-9-11-13-16-19-22(29)36-28-25(32)23(30)24(31)26(37-28)27(33)34/h3,12,14-15,20-21,23-26,28,30-32H,2,4-11,13,16-19H2,1H3,(H,33,34)/b14-3-,15-12-