1. Department of Chemistry, Central Washington University, Ellensburg, Washington 98926, United States
2. Department
of Biological Sciences, Central Washington University, Ellensburg, Washington 98926, United States
3. Crop Bioprotection Research Unit, USDA-ARS, National Center for Agricultural Utilization Research,1815 N. University
Street, Peoria, Illinois 61604, United States
4. Department of Pharmacognosy and the Research Institute of Pharmaceutical
Sciences, School of Pharmacy, The University of Mississippi, University, Mississippi 38677, United States