1. School of Pharmaceutical Sciences, Key Laboratory of Targeting Therapy and Diagnosis for Critical Diseases, Collaborative Innovation Center of New Drug Research and Safety Evaluation, State Key Laboratory of Esophageal Cancer Prevention & Treatment, Zhengzhou University, Zhengzhou450001, China
2. China National Tobacco Quality Supervision & Test Center, Zhengzhou450001, China
3. Beijing Institute of Life Science and Technology, Beijing100083, China
4. Department of Chemistry, Key Laboratory of Bioorganic Phosphorus Chemistry and Chemical Biology, Tsinghua University, Beijing100084, China