1. Department of Pharmaceutical and Chemical Sciences, University of Greenwich, Central Avenue, Chatham Maritime, Kent ME4 4TB, United Kingdom
2. School of Chemistry, University of Exeter, Stocker Road, Exeter EX4 4QD, United Kingdom
3. UK National Crystallography Service, University of Southampton, University Road, Southampton SO17 1BJ, United Kingdom
4. Neurosciences Centre of Excellence for Drug Discovery, GlaxoSmithKline, New Frontiers Science
Park, Third Avenue, Harlow CM19 5AW, United Kingdom