Using CC(C)OC(=O)CC(=N)N, CCOC(=O)C(C#N)=Cc1ccccc1 to produce CCOC(=O)C1=C(N)NC(N)=C(C(=O)OC(C)C)C1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.