1. Chemistry Research Laboratory, Oxford University, 12 Mansfield Road, Oxford, OX1 3TA, U.K.
2. Medicines Research Centre, GlaxoSmithKline plc, Gunnels Wood Road, Stevenage, Hertfordshire SG1 2NY, U.K.
3. Medicine Design, Pfizer Inc., Eastern Point Road, Groton, Connecticut 06340, United States
4. Medicine Design, Pfizer Inc., 10770 Science Center Drive, San Diego, California 92121, United States