InChI=1S/C24H24O13/c1-8-20(35-9(2)25)18(31)19(32)24(34-8)37-23-17(30)16-12(27)6-11(26)7-15(16)36-21(23)10-4-13(28)22(33-3)14(29)5-10/h4-8,18-20,24,26-29,31-32H,1-3H3