DAVOODNIA, A., H. ESHGHI, S. EZZATAHMADI, and N. TAVAKOLI-HOSEINI. “New Route for the Synthesis of Pyrimido[4’,5’:4,5]thiazolo[3,2-a]benzimidazol-4(3H)-Ones”. Asian Journal of Chemistry 22, no. 6 (May 17, 2010): 4959–4961. Accessed July 7, 2024. https://asianpubs.org/index.php/ajchem/article/view/16839.