InChI=1S/C27H30O17/c28-6-16-19(34)21(36)23(38)26(43-16)40-7-17-20(35)22(37)24(39)27(44-17)42-15-5-10-11(30)3-9(29)4-14(10)41-25(15)8-1-12(31)18(33)13(32)2-8/h1-5,16-17,19-24,26-28,34-39H,6-7H2,(H4-,29,30,31,32,33)/p+1/t16-,17-,19-,20-,21+,22+,23-,24-,26-,27-/m1/s1