Using CCCCCCCCCc1cc2ccccc2c(S(=O)(=O)O)c1CCCCCCCCC to produce CCCCCCCCCc1cc2ccccc2c(S(=O)(=O)[O-])c1CCCCCCCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.