Synthesis of 1,2,3 –Trisubstituted- 1,2,3- Trihydro-1,3Diazepine-4,7-Diones (part3). (2017). Ibn AL-Haitham Journal For Pure and Applied Sciences, 23(2), 115-125. https://jih.uobaghdad.edu.iq/index.php/j/article/view/1028