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