Using CCc1cc(N)cc(CC)c1NS(=O)(=O)c1ccc(C)cc1, BrCCOCCBr to produce CCc1cc(N2CCOCC2)cc(CC)c1NS(=O)(=O)c1ccc(C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.