1. Beijing National Laboratory for Molecular Sciences, Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China
2. Department of Chemical Biology, Synthetic and Functional Biomolecules Center, Peking University, Beijing 100871, China
3. Peking-Tsinghua Center for Life Sciences, Peking University, Beijing 100871, China