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