1. Radboud University Nijmegen, Institute for Molecules and Materials, Toernooiveld 1, NL-6525 ED Nijmegen, The Netherlands, DSM Pharma Chemicals-Advanced Synthesis, Catalysis & Development, P.O. Box 18, 6160 MD Geleen, The Netherlands, Chiralix B.V., P.O. Box 31070, 6503 CB Nijmegen, The Netherlands, Department of Chemistry, Indiana State University, 600 Chestnut Street, Terre Haute, Indiana 47809, and Laboratory of Bioorganic Chemistry, National Institute of Diabetes and Digestive and Kidney Diseases,...