1. Division of Medicinal Chemistry, Graduate School of Pharmaceutical Sciences, Duquesne University, 600 Forbes Avenue, Pittsburgh, Pennsylvania 15282, United States
2. Department of Oncology, Wayne State University School of Medicine, Detroit, Michigan 48201, United States
3. Molecular Therapeutics Program, Barbara Ann Karmanos Cancer Institute, 421 East Canfield Street, Detroit, Michigan 48201, United States
4. Department of Pharmacology, Wayne State University School of Medicine, Detroit, Michigan 48201, United States