InChI=1S/C38H30O19/c1-8-5-10(39)15-21(24(8)42)27(45)18-14(25(15)43)12(41)7-13(54-3)17(18)20-19-22(29(47)31(49)35(20)55-4)26(44)16-11(40)6-9(2)34(23(16)28(19)46)56-38-33(51)30(48)32(50)36(57-38)37(52)53/h5-7,30,32-33,36,38-42,47-51H,1-4H3,(H,52,53)