1. Pharmacology Department, Dalian Medical University, Dalian, West Section 9, South Road of Lvshun, Dalian, Liaoning 116044, P. R. China
2. State Key Laboratory of Applied Organic Chemistry, Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, Gansu 730000, P. R. China
3. Department of Cardiac Surgery, Zhongshan Hospital, Affiliated Fudan University, Shanghai 200032, P. R. China
4. Pharmacy School, Dalian Medical University, Dalian, West Section 9, South Road of Lvshun, Dalian, Liaoning 116044, P. R. China