InChI=1S/C23H20O13/c24-7-1-2-9-13(18(7)35-23-17(29)15(27)16(28)20(36-23)21(30)31)14(26)12-8(25)5-10-11(19(12)33-9)6-3-4-32-22(6)34-10/h1-2,5-6,15-17,20,22-25,27-29H,3-4H2,(H,30,31)