InChI=1S/C27H24O20/c28-4-11-17(34)20(37)22(39)27(46-11)47-26(44)7-2-9(30)15(32)21(38)23(7)45-10-3-6(25(42)43)13(19(36)16(10)33)12-5(24(40)41)1-8(29)14(31)18(12)35/h1-3,11,17,20,22,27-39H,4H2,(H,40,41)(H,42,43)