InChI=1S/C31H58O9/c32-24-22-20-18-16-14-12-10-8-6-4-2-1-3-5-7-9-11-13-15-17-19-21-23-25(33)39-31-28(36)26(34)27(35)29(40-31)30(37)38/h26-29,31-32,34-36H,1-24H2,(H,37,38)