title: High Affinity Carboxylate Binding Using Neutral Urea-Based Receptors with Internal Lewis Acid Coordination.
authors.affiliation: Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556.
authors.forename: Martin Patrick
authors.initials: MP
authors.lastname: Hughes
authors.forename: Maoyu
authors.initials: M
authors.lastname: Shang
authors.forename: Bradley D.
authors.initials: BD
authors.lastname: Smith