1. Emerging Pathogens Institute, Department of Entomology and Nematology University of Florida 2055 Mowry Road Gainesville FL 32610–0009 USA
2. U.S. Department of Agriculture-Agricultural Research Service Center for Medical, Agricultural, and Veterinary Entomology Gainesville FL 32608 USA
3. United States Department of Agriculture, Agricultural Research Service, Natural Products Utilization Research Unit The University of Mississippi, University MS 38677 USA
4. U.S. Department of Agriculture-Agricultural Research Service Subtropical Horticulture Research Station 13601 Old Cutler Rd. Miami FL 33158 USA
5. Center for X-ray Crystallography, Department of Chemistry University of Florida Gainesville FL 32611 USA