Using CC(=O)N1c2ccccc2C(=O)CC1C, CC(=O)Oc1ccc(N)cc1 to produce CC(=O)Oc1ccc(N=C2CC(C)N(C(C)=O)c3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.