1. Yusuf Hamied Department of Chemistry, University of Cambridge, Cambridge, CB2 1EW, UK
2. Cancer Research UK Cambridge Institute, University of Cambridge, Cambridge, CB2 0RE, UK
3. Department of Chemistry, Technical University of Denmark (DTU), 2800 Kgs. Lyngby, Denmark
4. Analytical Sciences, Biopharmaceutical Development, R&D, AstraZeneca, Granta Park, Cambridge, CB21 6GH, UK
5. Early Chemical Development, Pharmaceutical Development, R&D, AstraZeneca, Macclesfield, SK10 2NA, UK