Using CCOC(=O)C=C(N)N, COC(=O)C(=Cc1ccc(C)cc1)C(C)=O to produce CCOC(=O)C1=C(N)NC(C)=C(C(=O)OC)C1c1ccc(C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.