Using CCN(CC)CC, O=C(O)CCC(=O)c1ccc(Cl)c(S(=O)(=O)Cl)c1 to produce CN1C(=O)CCC1(O)c1ccc(Cl)c(S(=O)(=O)Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.