InChI=1/C17H22N2O10S2/c1-27-19-7-9(10-4-2-3-5-11(10)19)6-13(18-29-31(24,25)26)30-17-16(23)15(22)14(21)12(8-20)28-17/h2-5,7,12,14-17,20-23H,6,8H2,1H3,(H,24,25,26)/b18-13+/t12?,14-,15+,16?,17+/s2