1. Department of Biological Sciences, University of Illinois at Chicago, Chicago, Illinois 60607, United States
2. Department of Pharmaceutical Sciences, University of Illinois at Chicago, Chicago, Illinois 60607, United States
3. Center for Biomolecular Sciences, University of Illinois at Chicago, Chicago, Illinois 60607, United States
4. Université Paris Cité, CNRS, Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, Paris F-75006, France
5. Institute of Organic Chemistry and Center for Molecular Biosciences, University of Innsbruck, Innrain 80-82, 6020 Innsbruck, Austria