InChI=1S/C21H22O11/c22-10-6-11(30-20-16(25)14(23)15(24)17(31-20)19(27)28)13-12(7-10)32-21(29,18(13)26)8-9-4-2-1-3-5-9/h1-7,14-18,20,22-26,29H,8H2,(H,27,28)