InChI=1S/C23H24O11/c1-31-13-5-9(3-4-10(13)25)12-6-11(26)17-15(33-12)7-14(32-2)18(20(17)28)23-22(30)21(29)19(27)16(8-24)34-23/h3-7,16,19,21-25,27-30H,8H2,1-2H3