InChI=1S/C42H70O13/c1-20(2)17-25(44)30(45)21(3)22-13-14-42(8)28-11-9-23-24(40(28,6)15-16-41(22,42)7)10-12-29(39(23,4)5)55-38-36(51)34(49)32(47)27(54-38)19-52-37-35(50)33(48)31(46)26(18-43)53-37/h9,17,21-22,24-38,43-51H,10-16,18-19H2,1-8H3