Using CCOC(=O)C1CC2(CC(CC)N1S(=O)(=O)c1ccc(Cl)cc1)OCCO2 to produce CCC1CC2(CC(CO)N1S(=O)(=O)c1ccc(Cl)cc1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.