Zhao Jun-Feng, Tsui Hoi-Yan, Wu Pei-Jia, Lu Jun, Loh Teck-Peng
Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371.
J Am Chem Soc. 2008 Dec 10;130(49):16492-3. doi: 10.1021/ja807501a.