1. School of Chemistry and Chemical Engineering, Guangdong Pharmaceutical University, Guangzhou, 510006, P. R. China
2. Key Laboratory of Molecular Target & Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences & the Fifth Affiliated Hospital, Guangzhou Medical University, Guangzhou 511436, P. R. China
3. The First Affiliated Hospital of Guangzhou Medical University, Guangzhou 510120, P. R. China
4. Department of Geriatric Cardiology, General Hospital of the Southern Theatre Command, People's Liberation Army (PLA) and Guangdong Pharmaceutical University, Guangzhou 510016, P. R. China