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