1. School of Pharmacy, Biodiscovery Institute, University Park Nottingham, Nottingham NG7 2RD, U.K.
2. GSK Medicines Research Centre, Gunnels Wood Road, Stevenage SG1 2NY, U.K.
3. XenoGesis Ltd, Discovery Building, BioCity, Pennyfoot Street, Nottingham NG1 1GR, U.K.
4. School of Pharmacy, Boots Science Building, University Park Nottingham, Nottingham NG7 2RD, U.K.