Using ClCc1nc(Cl)sc1Cl, Cn1nnnc1C(=NO)c1ccccc1 to produce Cn1nnnc1C(=NOCc1nc(Cl)sc1Cl)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.