InChI=1S/C36H28O17/c37-14-8-6-13(7-9-14)36-33(46)22(20-17(52-36)11-16(39)23(40)24(20)41)21-18(53-36)10-15(38)19-25(42)31(29(49-30(19)21)12-4-2-1-3-5-12)50-35-28(45)26(43)27(44)32(51-35)34(47)48/h1-11,22,26-28,32-33,35,37-41,43-46H,(H,47,48)/t22?,26?,27?,28?,32?,33?,35?,36-/m1/s1