1. Key
Laboratory of Functional Polymer Materials of Ministry of Education
and College of chemistry, Nankai University, Tianjin 300071, P. R. China
2. State
Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin 300071, P. R. China
3. Institute
of New Catalytic Materials Science, School of Materials Science and
Engineering, Key Laboratory of Advanced Energy Materials Chemistry
(MOE), Nankai University, Tianjin 300350, P. R. China
4. Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, P. R. China
5. Biophysics
Program and Department of Chemistry, The University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109-1055, United States