Using CC(=O)O, CCOC(=O)C(C)(C(C)=O)c1ccc([N+](=O)[O-])c(N)c1C#N to produce Cc1[nH]c(=O)c2c(N)c([N+](=O)[O-])ccc2c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.