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