1. Key Laboratory of Marine Drugs, Ministry of Education, Sanya Oceanographic Institute, School of Medicine and Pharmacy, Ocean University of China, Qingdao 266003, China
2. Laboratory for Marine Drugs and Bioproducts, Qingdao Marine Science and Technology Center, Qingdao 266237, China
3. School of Chemical and Physical Sciences and Centre for Biodiscovery, Victoria University of Wellington, Wellington 6012, New Zealand
4. Maurice Wilkins Centre for Molecular Biodiscovery, Auckland 1142, New Zealand