InChI=1S/C22H24O9/c23-16(29-10-9-13-5-2-1-3-6-13)12-14-7-4-8-15(11-14)30-22-19(26)17(24)18(25)20(31-22)21(27)28/h1-8,11,17-20,22,24-26H,9-10,12H2,(H,27,28)