Tamás Kálaia, Nárcisz Bagia, József Jekőb, Zoltán Berentec, Kálmán Hideg*a a Department of Organic and Medicinal Chemistry, University of Pécs, P.O. Box
99, 7602 Pécs, Hungary Fax: +36(72)536219; e-Mail: kalman.hideg@aok.pte.hu; b Department of Chemistry, College
of Nyíregyháza, Sóstói
st. 31/B, 4440 Nyíregyháza, Hungary c Insitute of Biochemistry and Medical Chemistry, University of Pécs, P.O. Box
99, 7602 Pécs, Hungary
