1. Department of Molecular Medicine, College of Medicine
2. REQUIMTE, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2829-516 Caparica, Portugal
3. Advanced Materials Laboratory, Sandia National Laboratories, Albuquerque, New Mexico 87185-1349, United States
4. Department of Chemistry, University of Georgia, Athens, Georgia 30602-2556, United States
5. H. Lee Moffitt Cancer Center and Research Institute
6. Department of Chemistry