Using O=C(Cl)OCc1cc(Cl)cc(Cl)c1, CC1CC(CNC(=O)OC(C)(C)C)CCN1 to produce CC1CC(CNC(=O)OC(C)(C)C)CCN1C(=O)OCc1cc(Cl)cc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.