1. Tianjin Institute for Drug Control Tianjin P. R. China
2. College of ChemistryTianjin Key Laboratory of Biosensing and Molecular RecognitionNankai University Tianjin P. R. China
3. National Demonstration Center for Experimental Chemistry Education (Nankai University) Tianjin P. R. China
4. Dalian Institute of Chemical PhysicsChinese Academy of Sciences Dalian P. R. China