Using CCC(C)c1cc(S(=O)(=O)Cl)cc(-n2nc3ccccc3n2)c1O, NCCBr to produce CCC(C)c1cc(S(=O)(=O)NCCBr)cc(-n2nc3ccccc3n2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.