Using CCOC(=O)C1Cc2cc(OC)c(OC)cc2N1, CC(=O)SCCC(=O)Cl to produce CCOC(=O)C1Cc2cc(OC)c(OC)cc2N1C(=O)CCSC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.