Keywords: Cefpirome.svg validSVG Skeletal formula of cefpirome Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 12 0 and Inkscape Own after ChemSpider http //www chemspider com/Chemical-Structure 4586396 html 4586396 2010-07-15 Fvasconcellos Cephalosporin antibiotics Oximes Aminothiazoles Zwitterions |