Using ClCc1ccc(Cl)cc1, O=C(Nc1ccc(-c2ccccc2)s1)c1ccccc1 to produce O=C(c1ccccc1)N(Cc1ccc(Cl)cc1)c1ccc(-c2ccccc2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.