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