1. State Key Laboratory of Chemical Resource Engineering Beijing University of Chemical Technology Beijing 100029 P. R. China
2. Tianjin Key Laboratory of Molecular Optoelectronic Sciences Department of Chemistry Institute of Molecular Aggregation Science Tianjin University Tianjin 300072 P. R. China
3. Beijing National Laboratory for Molecular Sciences Beijing 100190 P. R. China
4. Changzhou Institute of Advanced Materials Beijing University of Chemical Technology Changzhou 213164 P. R. China