Using O=C(O)N1CCN(c2ccc(O)cc2)c2ccccc21, ClCc1ncccn1 to produce c1cnc(COc2ccc(N3CCNc4ccccc43)cc2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.