InChI=1S/C26H36O8/c1-12-16-8-9-17-25(7)18(10-21(34-15(4)29)26(17,22(12)30)23(16)31)24(5,6)19(32-13(2)27)11-20(25)33-14(3)28/h16-21,23,31H,1,8-11H2,2-7H3