1. Yusuf Hamied Department of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK
2. Neuroscience, Research and Early Development, Biopharmaceuticals R&D, AstraZeneca, Cambridge CB21 6GH, UK
3. Laboratories of Organic and Physical Chemistry, Wageningen University, Wageningen 6703 WE, Netherlands
4. Cavendish Laboratory, University of Cambridge, Cambridge CB3 0H3, UK
5. UK Dementia Research Institute at Cambridge, Cambridge CB2 0XY, UK