Siukan Law ^1* , Chuiman Lo ², Jie Han ¹, Albert Wingnang Leung ³, Chuanshan Xu <sup>4

1</sup> Department of Science, School of Science and Technology, Hong Kong Metropolitan University, Ho Man Tin, Kowloon, Hong Kong, China.
² Department of Chemistry, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong, China.
³ School of Nursing, Tung Wah College, 31 Wylie Road, Ho Man Tin, Kowloon, Hong Kong.
⁴ Key Laboratory of Molecular Target and Clinical Pharmacology, State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences & Fifth Affiliated Hospital, Guangzhou Medical University, Guangzhou 511436, China.

*Corresponding Author: Email: siukanlaw@hotmail.com