R. Yasmeen, F. Behlil, H. Ayub, I. Hafeez, U. Jabeen, S. Rizwan, A. Mushtaq, F. Bashir and S. Afzal
1Department of Chemistry, Faculty of Basic Sciences, Sardar Bahadur Khan Women’s University Quetta, Quetta, Pakistan;
2 PCSIR Laboratories complex Lahore