1. Department of Chemistry and Biochemistry, George Mason University, Manassas, Virginia 20110, United States
2. Wound Infections Department, Bacterial Diseases Branch, Walter Reed Army Institute of Research, Silver Spring, Maryland 20910, United States
3. Institute of Pharmaceutical and Medicinal Chemistry, Heinrich Heine University Düsseldorf, Universitätsstr. 1, 40225 Düsseldorf, Germany