1. Natural Products & Experimental Therapeutics, University of Hawaii Cancer Center, 701 Ilalo Street, Honolulu, Hawaii 96813, United States
2. National
Center for Natural Products Research, Research Institute of Pharmaceutical
Sciences, and Division of Pharmacology, Department of BioMolecular
Sciences, School of Pharmacy, The University of Mississippi, University, Mississippi 38677, United States
3. Department
of Pharmaceutical Sciences, Daniel K. Inouye College of Pharmacy, University of Hawaii at Hilo, 34 Rainbow Drive, Hilo, Hawaii 96720, United States