Using CC(C)(C)OC(=O)NC1CCNCC1, O=C(Cl)OCc1cc(Cl)cc(Cl)c1 to produce CC(C)(C)OC(=O)NC1CCN(C(=O)OCc2cc(Cl)cc(Cl)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.