Using C[C@@H](Nc1cc(N2CCC(C(=O)O)CC2)ccc1Cl)c1ccc(Cl)cc1Cl, CN1CCOCC1 to produce C[C@@H](Nc1cc(N2CCC(C(=O)N3CCOCC3)CC2)ccc1Cl)c1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.