Brooks Simon J, Gale Philip A, Light Mark E
School of Chemistry, University of Southampton, Southampton, UK SO17 1BJ.
Chem Commun (Camb). 2006 Nov 4(41):4344-6. doi: 10.1039/b610938a. Epub 2006 Sep 5.
A macrocyclic amidourea shows anion dependent binding modes with a variety of different putative anionic guests.