Wen Zhen-Kang, Xu Yun-He, Loh Teck-Peng
Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371.
Chemistry. 2012 Oct 15;18(42):13284-7. doi: 10.1002/chem.201201806. Epub 2012 Sep 13.