1. Department of Chemistry, University of Washington, Seattle, WA, USA
2. The Scripps Research Institute Molecular Screening Center, Scripps Florida, Jupiter, FL, USA
3. The Scripps Research Institute, Department of Chemical Physiology, The Scripps Research Institute, La Jolla, CA, USA
4. The Scripps Research Institute, Dept. of Chemistry, Scripps Florida, Jupiter, FL, USA
5. Institut de Pharmacologie Moléculaire et Cellulaire, UMR7275, Centre National de la Recherche Scientifique et Université de Nice-Sophia-Antipolis, Valbonne, France