Using CC(CSC(=O)c1ccccc1)C(=O)Cl, O=C(O)C1Cc2ccccc2N1 to produce CC(CSC(=O)c1ccccc1)C(=O)N1c2ccccc2CC1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.