n-butyl isocyanate
This led to the identification of S-(n-butylcarbamoyl)glutathione       (SBuG), a reactive GSH conjugate derived from n-butyl isocyanate, as a minor       metabolite of TOLB in bile.
This led to the identification of S-(n-butylcarbamoyl) @OBJECT$        (SBuG), a reactive GSH conjugate  @PREDICAT$  from  @SUBJECT$ , as a minor       metabolite of TOLB in bile.