Using Nc1ccc(S(=O)(=O)c2ccccc2)cc1, CCC(C)(O)C(=O)O to produce CCC(C)(O)C(=O)Nc1ccc(S(=O)(=O)c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.