InChI=1S/C33H50O9/c1-16(2)7-6-8-17(3)25-23(35)15-21-19-14-24(41-31-28(38)26(36)27(37)29(42-31)30(39)40)22-13-18(34)9-11-32(22,4)20(19)10-12-33(21,25)5/h15-17,22-29,31,35-38H,6-14H2,1-5H3,(H,39,40)