InChI=1S/C28H46O9/c29-21-19-17-15-13-11-9-7-5-3-1-2-4-6-8-10-12-14-16-18-20-22(30)36-28-25(33)23(31)24(32)26(37-28)27(34)35/h3,5,9,11,15,17,23-26,28-29,31-33H,1-2,4,6-8,10,12-14,16,18-21H2,(H,34,35)/b5-3-,11-9-,17-15-