InChI=1S/C36H30O15/c37-10-12-4-16-24(18-8-14(39)9-21(42)27(18)29(43)26(16)20(41)6-12)23-15-2-1-3-19(40)25(15)30(44)28-17(23)5-13(11-38)7-22(28)50-36-33(47)31(45)32(46)34(51-36)35(48)49/h1-9,23-24,31-34,36-42,45-47H,10-11H2,(H,48,49)