Using CN(C)C(On1nnc2cccnc21)=[N+](C)C, CC(C)S(=O)(=O)c1ccc(Br)c(C(=O)O)c1 to produce CC(C)S(=O)(=O)c1ccc(Br)c(C(N)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.