Hussein, F.A., 0. H. Aa bid, and K. F. Ali. “Synthesis and Characterization of 1,3- Oxazepine and Benz [ 1,2-e][1,3] Oxazepine-4,7-Diones”. Ibn AL-Haitham Journal For Pure and Applied Sciences 19, no. 3 (December 29, 2017): 32–51. Accessed March 14, 2025. https://jih.uobaghdad.edu.iq/index.php/j/article/view/1643.