Using NC(=O)CCl, O=Cc1cc(N2CCN(Cc3ccccc3)CC2)ccc1O to produce NC(=O)c1cc2cc(N3CCN(Cc4ccccc4)CC3)ccc2o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.