1. Key
Laboratory of Functional Polymer Materials, Ministry of Education,
Institute of Polymer Chemistry, College of Chemistry, Nankai University, Tianjin 300071, P.R. China
2. Collaborative
Innovation Center of Chemical Science and Engineering (Tianjin), Nankai University, Tianjin 300071, China
3. State
Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin 300071, P.R. China