Using CC(C)(C)OC(=O)N1CCOC(c2ccc(Cl)c(Cl)c2)C(O)C1 to produce CC(C)(C)OC(=O)N1CCOC(c2ccc(Cl)c(Cl)c2)C(=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.