1. Department of Medicinal Chemistry, School of Pharmacy, Virginia Commonwealth University, Richmond, Virginia 23298, United States
2. Department of Pharmaceutical Sciences, Philadelphia College of Pharmacy, University of the Sciences, Philadelphia, Pennsylvania 19104, United States
3. Neurobiology Research Unit, University Hospital Copenhagen, DK-2100 Copenhagen, Denmark
4. Institute of Neuroscience, University of Copenhagen, DK-1017 Copenhagen, Denmark