InChI=1S/C35H36O18S/c36-16-27-29(42)30(43)31(33(51-27)50-23-10-3-20(4-11-23)5-13-25(39)24-12-9-22(38)15-26(24)40)52-34-32(53-54(45,46)47)35(44,18-49-34)17-48-28(41)14-6-19-1-7-21(37)8-2-19/h1-15,27,29-34,36-38,40,42-44H,16-18H2,(H,45,46,47)/b13-5?,14-6+