InChI=1S/C33H54O11/c1-16(2)6-7-25(37)32(5,41)24-9-11-33(42)18-12-20(35)19-13-22(43-29-28(40)27(39)26(38)23(15-34)44-29)21(36)14-30(19,3)17(18)8-10-31(24,33)4/h12,16-17,19,21-29,34,36-42H,6-11,13-15H2,1-5H3