text: *Mesylate (methanesulfonate), 
  *Triflate (trifluoromethanesulfonate), 
  *Ethanesulfonate (esilate, esylate), 
  *Tosylate (p-toluenesulfonate), p-
  *Benzenesulfonate (besylate), 
  *Closilate (closylate, chlorobenzenesulfonate), 
  *Camphorsulfonate (camsilate, camsylate), 
  *Pipsylate (p-iodobenzenesulfonate derivative), p-, where R is any group.
  *Nosylate (o- or p-nitrobenzenesulfonate), o- or p-