InChI=1S/C33H28O24/c34-2-5-14(37)20(43)27-26(53-5)12-11(32(52)55-27)7(16(39)18(41)17(12)40)9-10(29(47)48)8-6-3(1-4(35)13(36)15(6)38)31(51)54-24(8)23(46)25(9)56-33-22(45)19(42)21(44)28(57-33)30(49)50/h1,5,14,19-22,26-28,33-46H,2H2,(H,47,48)(H,49,50)