1. School of Pharmacy, University of Nottingham, Nottingham NG7 2RD, U.K.
2. PsiOxus Therapeutics Limited, 4-10, The Quadrant, Abingdon Science Park, Abingdon, Oxfordshire OX14 3YS, U.K.
3. Department of Oncology, Old Road Campus Research Building, Roosevelt Drive, Oxford OX3 7DQ, U.K.
4. Department of Chemistry, University of Sheffield, Sheffield S3 7HF, U.K.