Keywords: Thioperamide.svg Skeletal formula of thioperamide Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-04-25 Fvasconcellos 19 33 25 April 2007 UTC Cyclohexyl compounds H3 receptor antagonists H4 receptor antagonists Imidazoles Piperidines Thioureas |