Using CCCCCCCCN=C=O, NCCCN1CCN(Cc2ccc(Cl)cc2)CC1 to produce CCCCCCCCNC(=O)NCCCN1CCN(Cc2ccc(Cl)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.