Using CCOC(=O)CCC(C)(C)c1ccc(Cl)c(OC)c1, O=S(=O)(c1ccccc1)N1OC1c1ccccc1 to produce CCOC(=O)C(O)CC(C)(C)c1ccc(Cl)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.