Barrett Elizabeth S, Dale Trevor J, Rebek Julius
The Skaggs Institute for Chemical Biology and Department of Chemistry, The Scripps Research Institute, MB-26, 10550 North Torrey Pines Road, La Jolla, CA 92037, USA.
J Am Chem Soc. 2007 Apr 4;129(13):3818-9. doi: 10.1021/ja0700956. Epub 2007 Mar 14.