InChI=1S/C33H22O22/c34-2-5-16(37)27-26-13-11-12(29(47)48)20(41)23(44)24(45)25(11)55-33(13)14(32(51)53-26)10(21(42)28(33)46)8-9(31(50)54-27)7(18(39)22(43)19(8)40)6-3(30(49)52-5)1-4(35)15(36)17(6)38/h1,5,10,13-14,16,26-27,34-41,43-45H,2H2,(H,47,48)