Using O=C(OCc1cc(Cl)cc(Cl)c1)N1CCNCC1, CN(CCC=O)C(=O)OC(C)(C)C to produce CN(CCCN1CCN(C(=O)OCc2cc(Cl)cc(Cl)c2)CC1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.