1. Key Laboratory of Marine Drugs, The Ministry of Education of China, School of Medicine and Pharmacy; Institute of Evolution & Marine Biodiversity, Ocean University of China, Qingdao 266003, Qingdao, People′s Republic of China
2. Department of Pharmacy, Faculty of Medical & Health Sciences, University of the Poonch, Rawalakot, Pakistan
3. Laboratory for Marine Drugs and Bioproducts, Qingdao National Laboratory for Marine Science and Technology, Qingdao, People′s Republic of China