Using CN(C)CCNS(=O)(=O)c1cccc([N+](=O)[O-])c1C(=O)N(C)C, BrCCOC1CCCCO1 to produce CN(C)CCN(CCOC1CCCCO1)S(=O)(=O)c1cccc([N+](=O)[O-])c1C(=O)N(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.