Using COC(=O)c1ccc(-c2ccccc2C)c(S(C)(=O)=O)c1 to produce Cc1ccccc1-c1ccc(C(=O)O)cc1S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.