Lim Kah Wai, Phan Anh Tuân
School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, Singapore 637371, Singapore.
Angew Chem Int Ed Engl. 2013 Aug 12;52(33):8566-9. doi: 10.1002/anie.201302995. Epub 2013 Jun 21.