Using Cc1ccc(C#Cc2ccc(NC(=O)OC(C)(C)C)c([N+](=O)[O-])c2)cc1 to produce Cc1ccc(C#Cc2ccc(NC(=O)OC(C)(C)C)c(N)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.