InChI=1S/C36H28O16/c37-15-6-20(39)17-10-25(44)34(50-26(17)8-15)13-1-12-2-19(30(45)33(48)29(12)32(47)24(43)3-13)35-28(11-18-21(40)7-16(38)9-27(18)51-35)52-36(49)14-4-22(41)31(46)23(42)5-14/h1-9,25,28,34-35,37-42,44-46,48H,10-11H2,(H,43,47)/t25-,28-,34-,35-/m1/s1