InChI=1S/C35H36O18S/c36-15-27-29(41)30(42)31(33(51-27)49-22-9-4-19(5-10-22)25-14-24(39)23-11-8-21(38)13-26(23)50-25)52-34-32(53-54(44,45)46)35(43,17-48-34)16-47-28(40)12-3-18-1-6-20(37)7-2-18/h1-13,25,27,29-34,36-38,41-43H,14-17H2,(H,44,45,46)/b12-3+