Using CC(C)CBr, Cc1c(NC(=O)c2ccco2)cccc1[N+](=O)[O-] to produce Cc1c(N(CC(C)C)C(=O)c2ccco2)cccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.