Khamaael. M.F. “Preparation and Identification of Some Derivatives of 1,3-Oxazepene Ring Derivatives from 3,4-Diamino Toluene and Studying Their Bacterial Activity”. Tikrit Journal of Pure Science, vol. 22, no. 12, Feb. 2023, pp. 55-63, doi:10.25130/tjps.v22i12.931.