1. 1DRB Associates, 18 Hillfield Road, Redhill, Surrey, RH1 4AP, UK
2. 2University of Toledo, College of Pharmacy, Center for Drug Design and Development, 2801 West Bancroft Street, Toledo, OH 43606-3390, USA
3. 3Department of Chemistry, Christopher Ingold Laboratory, University College London, 20 Gordon Street, London, WC1H 0AJ, UK
4. 4PhRMA, 4th Floor, Landic II Toranomon Building, 3-7-8 Minato-ku, 105-000 Japan
5. 547731 Old Houston Highway, Hempstead, TX 77445, USA
6. 6Boehringer Ingelheim Pharmaceuticals, Inc., 900 Ridgebury Road, P.O. Box 368, Ridgefield, CT 06877, USA
7. 7Altana Pharma AG, Byk-Gulden Str. 2, D-78467 Konstanz, Germany