Using CN1CCCC1=O, O=C(NC[C@H](O)CNc1ccc(N2CCOCC2=O)cc1)c1ccc(Cl)s1 to produce O=C(NC[C@H]1CN(c2ccc(N3CCOCC3=O)cc2)C(=O)O1)c1ccc(Cl)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.