Gorske Benjamin C, Bastian Brent L, Geske Grant D, Blackwell Helen E
Department of Chemistry, University of Wisconsin-Madison, 1101 University Avenue, Madison, Wisconsin 53706-1322, USA.
J Am Chem Soc. 2007 Jul 25;129(29):8928-9. doi: 10.1021/ja071310l. Epub 2007 Jul 3.