Using [Br-], CS(=O)(=O)Cc1ccc(Oc2cccc(C#N)c2C#N)cc1 to produce N#Cc1cccc(Oc2ccc(CBr)cc2)c1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.