InChI=1S/C22H22O11/c1-29-12-5-4-9-11-7-30-13-6-8(23)2-3-10(13)17(11)31-18(9)19(12)32-22-16(26)14(24)15(25)20(33-22)21(27)28/h2-6,11,14-17,20,22-26H,7H2,1H3,(H,27,28)