InChI=1S/C23H22O11/c1-10(24)31-9-18-20(28)21(29)22(30)23(34-18)32-13-6-14(26)19-15(27)8-16(33-17(19)7-13)11-2-4-12(25)5-3-11/h2-8,18,20-23,25-26,28-30H,9H2,1H3/t18-,20-,21+,22-,23-/m1/s1