Using Cn1c(=O)c2c(nc(C=Cc3cccc([N+](=O)[O-])c3)n2C)n(C)c1=O to produce Cn1c(=O)c2c(nc(CCc3cccc(N)c3)n2C)n(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.