Shi Guo,a Jie Chen,a Bi-Ying Cai,a Wen-Wen Chen,a Yu-Fei Li,a Xiaolong Sun,b Guo-Rong Chen,a Xiao-Peng He*a and Tony D. James*c
a Key Laboratory for Advanced Materials & Institute of Fine Chemicals, School of Chemistry and Molecular Engineering, East China University of Science and Technology, 130 Meilong Rd., Shanghai 200237, P. R. China
b Department of Chemistry and Biochemistry, The University of Texas at Austin, Austin, USA
c Department of Chemistry, University of Bath, Bath, UK