InChI=1S/C34H28O20/c35-11-5-15(36)14-8-21(52-32(49)10-3-16(37)23(41)17(38)4-10)29(51-20(14)6-11)13-7-19(40)25(43)22-12(13)1-9(2-18(39)24(22)42)33(50)54-34-28(46)26(44)27(45)30(53-34)31(47)48/h1-7,21,26-30,34-38,40-41,43-46H,8H2,(H,39,42)(H,47,48)