Using COc1ccc2c(c1)CCC(c1ccc(S(C)(=O)=O)cc1)=C2Br to produce COc1ccc2c(Br)c(-c3ccc(S(C)(=O)=O)cc3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.