Using COCC1(N(OCc2ccccc2)C(C)=O)CCNCC1, ClCCc1ccccc1 to produce COCC1(N(OCc2ccccc2)C(C)=O)CCN(CCc2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.