1. Department of Chemical Biology and Drug Discovery, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, 3584 CG Utrecht, The Netherlands
2. Complex Carbohydrate Research Center, University of Georgia, 315 Riverbend Road, Athens, Georgia 30602, United States
3. Virology Division, Department of Biomolecular Health Sciences, Faculty of Veterinary Medicine, Utrecht University, 3584 CL Utrecht, The Netherlands
4. Bijvoet Center for Biomolecular Research, Utrecht University, 3584 CHUtrecht, The Netherlands
5. Chemistry Department, University of Georgia, Athens, Georgia 30602, United States