Using CCOC1(OCC)CCN([C@@H](C)c2ccccc2)[C@H](CN2C(=O)c3ccccc3C2=O)C1 to produce C[C@@H](c1ccccc1)N1CCC(=O)C[C@H]1CN1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.