Using CC1CCCCN1CCN, O=C(O)c1ccc(-n2c(-c3ccccc3)cc3c2CCCC3)cc1 to produce CC1CCCCN1CCNC(=O)c1ccc(-n2c(-c3ccccc3)cc3c2CCCC3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.