InChI=1S/C21H34O11/c1-10-4-3-5-11(2)19(27)31-12-8-29-20(17(25)15(12)23)30-9-13-14(22)16(24)18(26)21(32-13)28-7-6-10/h5,10,12-18,20-26H,3-4,6-9H2,1-2H3/b11-5-/t10-,12-,13+,14+,15-,16-,17+,18+,20-,21+/m0/s1