Using NCC(=O)O, O=S(=O)(Cl)c1cc2ccc(Cl)cc2cc1Cl to produce O=C(O)CNS(=O)(=O)c1cc2ccc(Cl)cc2cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.