Elziaty, A.K., G. Bassioni, A.M.A. Hassan, and H. A. Derbala. “Synthesis of Bioactive Heterocycles from 6-Amino-4-(2-Chloro-5-Nitrophenyl)- 3-Methyl-1,4-dihydropyrano[2,3-c]pyrazole-5-Carbonitrile”. Asian Journal of Organic & Medicinal Chemistry 3, no. 1 (April 6, 2018): 22–28. Accessed May 20, 2024. https://asianpubs.org/index.php/ajomc/article/view/15445.