1. Institute for Advanced Study and Center of Integrated Protein Science; Department Chemie; Technische Universität München; Lichtenbergstrasse 4 85748 Garching Germany
2. Central NMR Facility and Division of Organic Chemistry; CSIR-National Chemical Laboratory; Pune India
3. Dipartimento di Farmacia; Università di Napoli Federico II; Napoli Italy
4. Centre for Tumour Biology; Barts Cancer Institute, -; Queen Mary University of London; John Vane Science Centre; Londonn UK
5. Institutes of Chemistry and Drug Research; The Hebrew University of Jerusalem; Israel