Using Cc1ccc2c(c1)c1c(n2CC(=O)N2CCN(C)CC2)CCN(C)C1 to produce Cc1ccc2c(c1)c1c(n2CCN2CCN(C)CC2)CCN(C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.