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