Using COC(=O)c1ccc2ccc[n+](C)c2c1[N+](=O)[O-] to produce COC(=O)c1ccc2c(c1[N+](=O)[O-])N(C)CC=C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.