1. Department of Chemistry and Biochemistry, University of South Carolina, Columbia, South Carolina 29208, United States
2. Department of Chemistry and the Swire Institute of Marine Science, The University of Hong Kong, Hong Kong 999077, China
3. Southern Marine Science and Engineering Guangdong Laboratory (Guangzhou), Guangzhou 519000, China
4. Department of Pathology, Microbiology and Immunology, School of Medicine, University of South Carolina, Columbia, South Carolina 29209, United States