Using O=C(O)c1cc(Cl)c(O)cc1O, CN1CCN(c2ccc3c(c2)CNC3)CC1 to produce CN1CCN(c2ccc3c(c2)CN(C(=O)c2cc(Cl)c(O)cc2O)C3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.