Affiliation: | 1. TUBITAK-Marmara Research Center, Research Institute for Basic Sciences, Department of Chemistry , P.O. Box 21, 41470, Gebze-Kocaeli, TURKEY;2. Department of Chemistry , Faculty of Science, Ege University , Bornova-?zmir, TURKEY;3. Turk Hoechst A.?. , Davutpa?a Cadd. 145, Topkapi-?stanbul, TURKEY |