4B5D:
reference: Insights into the Structural Determinants Required for High-Affinity Binding of Chiral Cyclopropane-Containing Ligands to alpha4beta2-Nicotinic Acetylcholine Receptors: An Integrated Approach to Behaviorally Active Nicotinic Ligands., Zhang HK, Eaton JB, Yu LF, Nys M, Mazzolari A, van Elk R, Smit AB, Alexandrov V, Hanania T, Sabath E, Fedolak A, Brunner D, Lukas RJ, Vistoli G, Ulens C, Kozikowski AP, J Med Chem. 2012 Sep 7. PMID: 22928944

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