1. Department of Chemistry, Robert Robinson Laboratories; University of Liverpool; Liverpool; L69 7ZD; UK
2. School of Pharmacy; University of Washington; Box 357631; Seattle; Washington; 98195-7631
3. Department of Molecular and Clinical Pharmacology; MRC Centre for Drug Safety Science; Institute of Translational Medicine; University of Liverpool; Sherrington Buildings, Ashton Street; Liverpool L69 3GE; UK
4. Pharmacokinetics, Dynamics and Metabolism; Pfizer Worldwide Research & Development; Groton; Connecticut 06340
5. Pharmacokinetics, Dynamics and Metabolism; Pfizer Worldwide Research & Development; La Jolla; California 94121
6. School of Pharmacy and Biomolecular Sciences, Faculty of Science; Liverpool John Moores University; James Parsons Building, Byrom Street; Liverpool L3 3AF; UK
7. Academic Unit of Medical Education; University of Sheffield; 85 Wilkinson Street; Sheffield S10 2GJ; UK