InChI=1S/C37H32O16/c1-12-6-17(38)25-21(50-12)9-14-8-20(48-4)27(28(41)22(14)33(25)52-37-31(44)29(42)30(43)35(53-37)36(45)46)24-16-10-15(47-3)11-19(40)23(16)32(49-5)26-18(39)7-13(2)51-34(24)26/h6-11,29-31,35,37,40-44H,1-5H3,(H,45,46)