InChI=1S/C20H34O10/c1-12(21)9-7-5-3-2-4-6-8-10-13(22)11-14(23)29-20-17(26)15(24)16(25)18(30-20)19(27)28/h12,15-18,20-21,24-26H,2-11H2,1H3,(H,27,28)