Using BrC1CCCC1, Cc1cc([N+](=O)[O-])ccc1N=C1NC2(CCCC2)CS1 to produce Cc1cc([N+](=O)[O-])ccc1N=C1SCC2(CCCC2)N1C1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.