Using CC(=O)CCCN1C(=O)c2ccccc2C1=O, CC(N)c1ccccn1 to produce CC(CCCN1C(=O)c2ccccc2C1=O)NC(C)c1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.