InChI=1S/C22H26O11/c1-22(2,33-21-17(28)16(27)15(26)12(8-23)31-21)13(24)9-30-20-18-11(5-6-29-18)7-10-3-4-14(25)32-19(10)20/h3-7,12-13,15-17,21,23-24,26-28H,8-9H2,1-2H3/t12-,13-,15-,16+,17-,21+/m1/s1