Zaslat záznam emailem: Synthesis, Radiosynthesis, and Biological Evaluation of Fluorine-18 Labeled 2β-Carbo(fluoroalkoxy)-3β-(3′-((Z)-2-haloethenyl)phenyl)nortropanes: Candidate Radioligands for In Vivo Imaging of the Serotonin Transporter with Positron Emission Tomography