<unk>  is a member of the pyridopyrimidine class of antibacterials, which display some overlap in mechanism of action with analogous pyridone-containing quinolones.
Pipemidic acid
Amphotericin B
Peruvoside
Ipriflavone
Rifabutin
Desaspidin
Flucytosine
Amphotericin B cholesteryl sulfate