InChI=1S/C21H32O11/c1-3-4-5-29-12-6-10(7-22)14-15(12)11(19(27)28-2)9-30-20(14)32-21-18(26)17(25)16(24)13(8-23)31-21/h6,9,12-18,20-26H,3-5,7-8H2,1-2H3