1. Beijing
National Laboratory for Molecular Sciences, Key Laboratory of Analytical
Chemistry for Living Biosystems, Institute of Chemistry Chinese Academy of Sciences, Beijing 100190, China
2. Department
of Optical Engineering, Beijing Institute of Technology, Beijing 100081, China
3. Institute
of Atomic and Molecular Sciences, Academia Sinica, Taipei 106, Taiwan
4. National Center for Mass Spectrometry in Beijing, Beijing 100190, China