Using ClCCN1CCCCC1, O=C(Nc1ccccc1O)c1cccc2[nH]ccc12 to produce O=C(Nc1ccccc1OCCN1CCCCC1)c1cccc2[nH]ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.