Using CCN=C=NCCCN(C)C, Nc1c(C(=O)O)cccc1[N+](=O)[O-] to produce CN(C)C(=O)c1cccc([N+](=O)[O-])c1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.