SHELKE, M., & TAYADE, D. (2010). Synthesis of 1-Substituted-2-thio-1H-4-[(2-imino-4-thiobiureto-5-yl) guanyl]-6-substituted amino-1,2-dihydro-s-triazines. Asian Journal of Chemistry, 19(1), 170–174. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/20404