1. Division of Chemistry and Biological Chemistry School of Physical and Mathematical Sciences Nanyang Technological University Singapore 637371 Singapore
2. Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education Hangzhou Normal University Hangzhou 311121 China
3. College of Chemical Engineering Fuzhou University Fuzhou 350108 China
4. Department of Applied Chemistry National Chiayi University Chiayi 60004 Taiwan
5. Department of Medicinal and Applied Chemistry Kaohsiung Medical University Kaohsiung 80708 Taiwan