1. Laboratory for Organic Chemistry, Swiss Federal Institute of Technology (ETH) Zurich, Wolfgang-Pauli-Str. 10, 8093 Zurich, Switzerland, The Shraga Segal Department of Microbiology and Immunology and the National Institute for Biotechnology in the Negev, Ben Gurion University of the Negev, Beer Sheva 84105, Israel, Grupo de Carbohidratos, Instituto de Investigaciones Químicas, CSIC, Americo Vespucio, 49, 41092 Sevilla, Spain, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2...