Using CC(=O)SCC(Cc1ccc(N(C)C)cc1)C(=O)Nc1cccc(C(=O)O)c1 to produce CN(C)c1ccc(CC(CS)C(=O)Nc2cccc(C(=O)O)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.