1. Department of Chemistry, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801, United States
2. Institute of Cancer Research, Department of Medicine I, Medical University of Vienna, Borschkegasse 8a, 1090 Vienna, Austria
3. Laboratoire de Toxicologie and Laboratoire de Chimie Analytique, Toxicologie et Chimie Physique Appliquée, Institut de Pharmacie, Université Libre de Bruxelles, Brussels, Belgium
4. Department of Organic Chemistry, Timiryazev Agriculture Academy, Moscow 127550, Russia
5. Department of Biology, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801, United States
6. Division of Biocomputing, Department of Biochemistry and Molecular Biology, University of New Mexico School of Medicine, Albuquerque, New Mexico 87131, United States