Using CN[C@H]1CCN(C(=O)c2ccccc2)C1, CC(C)(C)OC(=O)N1CCC1=O to produce CN(C1CN(C(=O)OC(C)(C)C)C1)[C@H]1CCN(C(=O)c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.