InChI=1S/C32H28O17/c33-7-17-24(40)28(44)29(45)32(49-17)48-14-2-1-10(35)30-21(14)27(43)20-16(47-30)6-12(37)18(25(20)41)9-5-13(38)31-22(23(9)39)26(42)19-11(36)3-8(34)4-15(19)46-31/h3-6,10,14,17,24,28-29,32-41,44-45H,1-2,7H2/t10-,14+,17-,24-,28+,29-,32-/m1/s1