Keywords: Doxorubicin–epirubicin comparison.svg Side-by-side comparison of the structural formulae of doxorubicin left and its epimer epirubicin right Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-10-15 Fvasconcellos 21 12 15 October 2007 UTC Doxorubicin Epirubicin |