1. Department of Medicinal Chemistry and Center for Natural Products, Drug Discovery and Development (CNPD3), University of Florida, Gainesville, Florida 32610, United States
2. State Key Laboratory of Chemical Oncogenomics, Key Laboratory of Chemical Genomics, Peking University Shenzhen Graduate School, Xili, Nanshan District, Shenzhen 518055, China
3. Department of Chemistry, University of Florida, Gainesville, Florida 32611, United States
4. Marine Science Institute, College of Science, University of the Philippines, Diliman, Quezon City 1101, Philippines
5. Smithsonian Marine Station, Fort Pierce, Florida 34949, United States
6. QianYan Pharmatech Limited, Shenzhen, 518172, China