1. Institute of Pharmaceutical Science, King’s College London, Franklin-Wilkins Building, 150 Stamford Street, London SE1 9NH, United Kingdom
2. Biomolecular Spectroscopy Centre, King’s College London, The Wolfson Wing, Hodgkin Building, London SE1 1UL, United Kingdom
3. Materials Science Centre, University of Manchester, Grosvenor Street, Manchester M1 7HS, United Kingdom