InChI=1S/C23H22O12/c1-8-6-11(25)19(34-23-16(29)14(27)15(28)21(35-23)22(30)31)12-13(26)20(32-2)18(33-17(8)12)9-4-3-5-10(24)7-9/h3-7,14-16,21,23-25,27-29H,1-2H3,(H,30,31)