Using CN(CCCN1CCC(c2ccccc2)(N(C)C)CC1)C(=O)OC(C)(C)C, ClC(Cl)Cl to produce CNCCCN1CCC(c2ccccc2)(N(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.