J Org Chem
University of Veszprém, Department of Organic Chemistry, Egyetem u. 8, P.O. Box 158, H-8200 Veszprém, Hungary, Janus Pannonius University, Department of Inorganic Chemistry, Ifjúság u. 6, P.O. Box 266, H-7624 Pécs, Hungary, Lajos Kossuth University, Department of Organic Chemistry, P.O. Box 70, H-4010 Debrecen, Hungary, and Chemical Works of Gedeon Richter Ltd., Budapest, Hungary.
Published: March 1999