Keywords: Capreomycin IB.svg Skeletal formula of capreomycin IB Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-11-14 Fvasconcellos 16 39 14 November 2007 UTC Aminoglycoside antibiotics Cyclic oligopeptides |