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