Using CCS, CC(=O)OC1NC(=O)C1CCCNC(=NC(=O)OCc1ccccc1)NC(=O)OCc1ccccc1 to produce CCS[C@@H]1NC(=O)[C@H]1CCCNC(=NC(=O)OCc1ccccc1)NC(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.