InChI=1S/C32H44O18S/c1-44-27-19-12-16(5-3-4-6-17(34)9-7-15-8-10-20(35)18(19)11-15)26(28(27)45-2)48-31-24(38)23(37)22(36)21(47-31)13-46-30-25(39)29(50-51(41,42)43)32(40,14-33)49-30/h8,10-12,17,21-25,29-31,33-40H,3-7,9,13-14H2,1-2H3,(H,41,42,43)