1. School of Graduate Studies and Research, Meharry Medical College, Nashville, Tennessee 37208, United States
2. Vanderbilt Department of Pharmacology, Vanderbilt University School of Medicine, Nashville, Tennessee 37232, United States
3. Vanderbilt Center for Neuroscience Drug Discovery, Nashville, Tennessee 37232, United States
4. Precera Biosciences, Franklin, Tennessee 37067, United States
5. Department of Pharmacology, University of Minnesota, Minneapolis, Minnesota 55455, United States
6. Department of Pharmaceutical Sciences, College of Pharmacy, University of Nebraska Medical Center, Omaha, Nebraska 68198, United States
7. Vanderbilt Institute of Chemical Biology, Nashville, Tennessee 37232, United States