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