J. B. Hirani, M. K. Pandya, and S. B. Koradiya, “Synthesis of Diverse Fused Tetracyclic Thiazepine-Chalcone Derivatives by Claisen-Schmidt Condensation Reaction and their Antimicrobial Activity”, ajc, vol. 32, no. 11, pp. 2860–2864, Oct. 2020.