Using COC(=O)[C@@H](N)CCSC, O=C1OC(c2cc3ccccc3s2)=NC12CCCCC2 to produce COC(=O)[C@H](CCSC)NC(=O)C1(NC(=O)c2cc3ccccc3s2)CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.