InChI=1S/C33H52O8/c1-17(2)7-6-8-18(3)21-9-10-22-20-16-25(40-31-28(37)26(35)27(36)29(41-31)30(38)39)24-15-19(34)11-13-33(24,5)23(20)12-14-32(21,22)4/h16-18,21-29,31,35-37H,6-15H2,1-5H3,(H,38,39)