1. School of Materials Science and Engineering
2. University of Science and Technology Beijing
3. Beijing 100083
4. P. R. China
5. Department of Chemistry
6. Temple University-Beury Hall
7. Philadelphia
8. USA
9. Key Laboratory of Organic Polymer Photoelectric Materials
10. School of Science
11. Xijing University
12. Xi'an
13. China
14. Broad Institute
15. Cambridge