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