Affiliation: | 1. Department of Chemistry, Vanderbilt University, Nashville, TN 37232‐6600 (USA);2. Departments of Pharmacology & Chemistry, Vanderbilt Center for Neuroscience Drug Discovery, 12415D MRBIV, Vanderbilt University Medical Center, Nashville, TN 37232 (USA), Fax: (+) 615‐345‐6532 |