InChI=1S/C38H34O16/c1-13-7-18(39)26-22(51-13)10-15-9-20(48-4)28(33(50-6)23(15)29(26)41)25-17-11-16(47-3)12-21(49-5)24(17)34(27-19(40)8-14(2)52-35(25)27)53-38-32(44)30(42)31(43)36(54-38)37(45)46/h7-12,30-32,36,38,41-44H,1-6H3,(H,45,46)