Optimization of 4-(3-(phenoxy)propyl)-1H-imidazoles leading to ciproxifan, a novel potent antagonist for the third histamine receptor subtype: H. Starka, S. Elza, A. Hülsa, S. Athmantb, C. R. Ganellinb, W. Tertiukb, X. Ligneauc, J.-M. Arrangd, J.-C. Schwartzd, and W. Schunacka a Freie Universität Berlin, Berlin, Germany; b University College London, London, GB; c Bioprojet, Paris, and d INSERM, Paris, France