1. Department of Medicinal Chemistry
2. BMC
3. Uppsala University
4. SE-751 23 Uppsala
5. Sweden
6. Service of Endocrinology
7. Faculty of Medicine and Health Sciences
8. University of Sherbrooke
9. J1H 5N4 Quebec
10. Canada
11. The Beijer Laboratory
12. Department of Pharmaceutical Biosciences
13. Division of Biological Research on Drug Dependence