1. Department
of Medicinal Chemistry, Organic Pharmaceutical Chemistry, BMC, Uppsala University, P.O.
Box 574, SE-751 23 Uppsala, Sweden
2. MAX
IV-Laboratory, Lund University, P.O. Box 118, SE-221 00 Lund, Sweden
3. Medivir AB, P.O. Box 1086, SE-141
22 Huddinge, Sweden
4. Department
of Medicinal Chemistry, Science for Life Laboratory, BMC, Uppsala University, P.O.
Box 574, SE-751 23 Uppsala, Sweden