Synthesis and Evaluation of Novel Bis-Chalcone Derivatives Containing a Thiophene Moiety as Potential Anticancer Agents: In Vitro, In Silico , and Mechanistic Studies - Esraa M. Fathi; Mostafa E. Salem; Farid M. Sroor; Fatma G Mohamed; Ahmed H. M. Elwahy; Mohamed Abdel-Megid; Ismail A. Abdelhamid; Marwan Emara (ACS Omega)