Keywords: Pidotimod.svg Skeletal formula of pidotimod Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-11-13 Fvasconcellos 21 02 13 November 2007 UTC Immune system drugs Thiazolidines Carboxylic acids N N-disubstituted primary amides Gamma-lactams |