1. Department of Medicinal Chemistry and Molecular Pharmacology, School of Pharmacy and Pharmaceutical Sciences, and The Purdue Cancer Center, Purdue University, West Lafayette, Indiana 47907
2. Ikosatec GmbH, Königsbergerstrasse 74, 85748 Garching, Germany
3. Institute of Biochemistry and Food Chemistry, Food Chemistry Division, University of Hamburg, D-20146 Hamburg, Germany
4. Department of Medicinal Chemistry, University of Kansas, Lawrence, Kansas 66047
5. Department of Chemistry, Purdue University, West Lafayette, Indiana 47907
6. Institute for Tuberculosis Research, College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612