1. Department
of Chemistry, University of Nairobi, P.O. Box 30197-00100, Nairobi, Kenya
2. Department
of Chemistry and Molecular Biology, University of Gothenburg, SE-412 96 Gothenburg, Sweden
3. Institut
für Chemie, Universität Potsdam, Karl-Liebknecht-Straße 24-25, D-14476, Potsdam, Germany
4. Department
of Chemistry, Nanoscience Center, University of Jyvaskyla, P.O. Box 35, FI-40014, Jyvaskyla, Finland
5. College
of Chemistry, Central China Normal University, Wuhan, 430079, People’s Republic of China
6. Sahlgrenska
Cancer Centre, University of Gothenburg, SE-405 30 Gothenburg, Sweden
7. Department
of Biochemistry, McGill University, Montreal, QC H3G 1Y6, Canada
8. Swedish NMR
Center, University of Gothenburg, P.O. Box 465, SE-405 30, Gothenburg, Sweden