Using CCOC(=O)CCCC(CCCNS(=O)(=O)c1ccc(Cl)cc1)Oc1cccnc1 to produce O=C(O)CCCC(CCCNS(=O)(=O)c1ccc(Cl)cc1)Oc1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.