1. Department of Chemistry Middle East Technical University 06800 Ankara Turkey
2. Department of Chemistry Kırşehir Ahi Evran University 40100 Kırşehir Turkey
3. Department of Chemistry Giresun University 28200 Giresun Turkey
4. Faculty of Pharmacy Van Yüzüncü Yıl University 65080, Van Turkey
5. Department of Chemistry Marmara University 34722 Istanbul Turkey