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