InChI=1S/C36H30O15/c1-11-5-15-22(17-8-13(38)9-19(40)24(17)28(42)23(15)18(39)6-11)21-14-3-2-4-20(50-36-33(47)31(45)32(46)34(51-36)35(48)49)25(14)29(43)26-16(21)7-12(10-37)27(41)30(26)44/h2-9,21-22,31-34,36-41,44-47H,10H2,1H3,(H,48,49)