Synthesis, Characterization and Kinetic Studyies of Oxazepine and Oxazepane from reaction of 1,3-Bis (2-hydroxy- benzylidene)- urea and 1,3-Bis-(dimethylamino-benzylidene)-urea with maleic, Succinic and phthalic anhydride. (2005). Al-Nahrain Journal of Science, 8(2). https://mail.anjs.edu.iq/index.php/anjs/article/view/1617