Using CCOC(=O)c1c(-c2ccc(-c3ncccc3[N+](=O)[O-])cc2)c(C#N)c(CC)n1C to produce CCOC(=O)c1c(-c2ccc(-c3ncccc3N)cc2)c(C#N)c(CC)n1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.