Acinetobacter baumanniiA. baumanniiA. baumanniiThe present invention belongs to the field of antibacterial agents more specifically to antibacterials for treating infections. The invention provides arylhydrazides containing a 2 pyridone moiety according to formula (I) which show selective antibacterial activity against . The invention also relates to their use as medicaments and specifically as antibacterials for the treatment of infections as well as to a process for their preparation and to pharmaceutical compositions containing them.