Using O=C(Cl)c1ccc(Cl)cc1, CC(=O)c1ccc(C2CN(C(=O)OC(C)(C)C)CCO2)cc1 to produce CC(C)(C)OC(=O)N1CCOC(c2ccc(C(=O)CC(=O)c3ccc(Cl)cc3)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.