Spontaneous Assembly of a Schiff Base Tetramacrocycle We thank Professor D. Sellmann and Priv.-Doz. Dr. T. Clark (Universität Erlangen-Nürnberg) for generous suppport of this work. We also thank Professor R. Robson (University of Melbourne, Parkville, Victoria, Australia) for his interest in the results presented here. Financial support by the Deutsche Forschungsgemeinschaft and the Fonds der Chemischen Industrie is gratefully acknowledged
Angew Chem Int Ed Engl. 2000 Mar;39(5):913-916.
doi: 10.1002/(sici)1521-3773(20000303)39:5<913::aid-anie913>3.0.co;2-y.