Using CCOC(=O)CCc1nc2ccccc2n1Cc1ccc(NC)c([N+](=O)[O-])c1 to produce CCOC(=O)CCc1nc2ccccc2n1Cc1ccc(NC)c(N)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.