InChI=1S/C22H22O11/c1-8(23)19-17(28)18(29)22(32-19)33-21-16(27)15-12(26)6-10(24)7-14(15)31-20(21)9-3-4-11(25)13(5-9)30-2/h3-8,17-19,22-26,28-29H,1-2H3/t8?,17-,18+,19-,22-/m0/s1