Using CCCCN1CCC(C(=O)OCC)(S(=O)(=O)c2ccc(Oc3ccc(Cl)cc3)cc2)CC1 to produce CCCCN1CCC(C(=O)O)(S(=O)(=O)c2ccc(Oc3ccc(Cl)cc3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.