1. Department of Chemical Engineering, Imperial College London, London SW7 2AZ, UK
2. Department of Medicinal Chemistry, Evotec (UK) Ltd., Abingdon OX14 4R, UK
3. School of Chemistry and Physics, University of KwaZulu-Natal, Durban 4001, South Africa
4. CIBER-BBN, Networking Centre on Bioengineering, Biomaterials and Nanomedicine, Department of Organic Chemistry, University of Barcelona, 08028 Barcelona, Spain
5. KRISP, College of Health Sciences, University of KwaZulu-Natal, Durban 4001, South Africa