1. Department of Applied Chemistry, National Yang Ming Chiao Tung University, 1001 Ta Hsueh Road, Hsinchu 30010, Taiwan
2. Institute of Chemistry, Academia Sinica, Taipei 11529, Taiwan
3. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Materials Science and Engineering, Donghua University, Shanghai 201620, P. R. China
4. Department of Chemistry, National Sun Yat-Sen University, Kaohsiung City 80424, Taiwan