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