InChI=1S/C33H26O23/c34-3-6(35)16(37)17(38)7-1-4-10(31(50)52-7)11(19(40)21(42)15(4)36)12-14-13-9-5(30(49)54-27(13)23(44)20(12)41)2-8(18(39)26(9)55-32(14)51)53-33-25(46)22(43)24(45)28(56-33)29(47)48/h1-2,6,16-17,22,24-25,28,33-46H,3H2,(H,47,48)