Using CS(=O)(=O)OCc1ccc(NC(=O)OCc2ccccc2)cc1, CC(C)(C)OC(=O)NC1CCNCC1 to produce CC(C)(C)OC(=O)NC1CCN(Cc2ccc(NC(=O)OCc3ccccc3)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.