Using CC(=O)OC(C)=O, CC(=O)N1CC2CC2(c2ccc(N)cc2)C1 to produce CC(=O)Nc1ccc(C23CC2CN(C(C)=O)C3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.