Keywords: PA 824.svg Skeletal formula of the investigational product PA 824 Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-06-03 Fvasconcellos 18 28 3 June 2007 UTC Antibiotics Tetrahydroazines Phenol ethers Nitroimidazoles Trifluoromethyl ethers |