1. Life Sciences InstituteDepartment of Medicinal ChemistryThe University of Michigan USA
2. Life Science InstituteThe University of Michigan USA
3. Department of ChemistryVirginia Tech Blacksburg VA 24061 USA
4. Department of Pharmaceutical SciencesCollege of PharmacyUniversity of Illinois at Chicago Chicago IL 60612 USA
5. Department of Molecular, Cellular & Developmental BiologyThe University of Michigan USA
6. Department of ChemistryColorado State University Fort Collins CO 80523 USA
7. University of Colorado Cancer Center Aurora CO 80045 USA
8. Life Sciences InstituteDepartments of Medicinal Chemistry, Chemistry, Microbiology & ImmunologyThe University of Michigan 210 Washtenaw Avenue Ann Arbor MI 48109-2216n USA