InChI=1S/C33H52O11/c1-15-23-22(44-33(15)10-9-30(2,40)14-41-33)13-19-17-12-21(34)20-11-16(5-7-31(20,3)18(17)6-8-32(19,23)4)42-29-26(37)24(35)25(36)27(43-29)28(38)39/h15-27,29,34-37,40H,5-14H2,1-4H3,(H,38,39)