Using OC1(Cc2ccccc2)CCNCC1, O=C1Cc2cc(C(=O)CCl)ccc2N1 to produce O=C1Cc2cc(C(=O)CN3CCC(O)(Cc4ccccc4)CC3)ccc2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.