1. Stratingh Institute for ChemistryZernike Institute for Advanced MaterialsUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
2. Institut für Organische ChemieAlbert-Ludwigs-Universität Freiburg Albertstr. 21 79104 Freiburg Germany
3. Department for Intermediates—Amine SynthesisBASF SE Carl-Bosch-Str. 38 67056 Ludwigshafen am Rhein Germany