1. State Key Laboratory of Medicinal Chemical Biology, Key Laboratory of Bioactive Materials of Ministry of Education and College of Life Sciences, Nankai University, Tianjin 300071, China
2. School of Life Science and Technology, Tokyo Institute of Technology, 4259 Nagatsuta-cho, Midori-ku, Yokohama 226-8501, Japan
3. Key Laboratory for Molecular Enzymology and Engineering, The Ministry of Education, National Engineering Laboratory for AIDS Vaccine, School of Life Sciences, Jilin University, Changchun 130012, China
4. Advanced Science Research Center (ASRC) at the Graduate Center, City University of New York (CUNY), New York, New York 10031, United States
5. Department of Chemistry, Hunter College, City University of New York, New York, New York 10065, United States