InChI=1S/C23H24O12/c1-31-15-3-9(4-16(32-2)19(15)27)13-7-12(26)18-11(25)5-10(6-14(18)34-13)33-23-22(30)21(29)20(28)17(8-24)35-23/h3-7,17,20-25,27-30H,8H2,1-2H3