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