A.J Alfraiji R, M.H. Al-Majidi S. Synthesis, Characterization and Evaluation of Antimicrobial Activity for New Heterocyclic Derivatives Containing Pentagonal, HexagonalRings. Iraqi Journal of Science. 2025;55(4hB):1694-1707. doi:10.24996/ijs.2014.55.4B.%g