Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)

Department of Pharmacology, Toxicology, and Pharmacy, University of Veterinary Medicine, and Center for Systems Neuroscience, Hannover, Germany (J.P.B., M.B., K.R., M.F., W.L.); Department of Nuclear Medicine, Preclinical Molecular Imaging, Hannover Medical School, Hannover, Germany (J.P.B.); Health and Environment Department, Biomedical Systems, AIT Austrian Institute of Technology GmbH, Seibersdorf, Austria (T.W., J.S., O.L., C.K.); Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria (J.S., M.M., O.L.); Department of Medicinal Chemistry, University of Vienna, Vienna, Austria (T.E.); and Department of Nuclear Medicine and PET Research, VU University Medical Centre, Amsterdam, The Netherlands (A.D.W.)