Using CCOC(=O)C1C[C@H](C)CCN1C(=O)[C@H](CC(=O)NC[C@@H]1CCCN(C(=N)N)C1)NS(=O)(=O)c1ccc2ccccc2c1 to produce C[C@@H]1CCN(C(=O)[C@H](CC(=O)NC[C@@H]2CCCN(C(=N)N)C2)NS(=O)(=O)c2ccc3ccccc3c2)C(C(=O)O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.