1. Department of Medicinal
Chemistry, School of Pharmacy, Virginia Commonwealth University, 800 East Leigh Street, PO Box 980540, Richmond, Virginia 23298, United States
2. Designer Drug Research Unit, Intramural
Research Program, National Institute on Drug Abuse, National Institutes of Health, Baltimore, Maryland 21224, United States
3. Department of Pharmacology and Toxicology, Virginia Commonwealth University, 410 North 12th Street, PO Box
980613, Richmond, Virginia 23298, United States