Using Sc1nc2ccccc2s1, O=C(c1ccc(F)cc1)c1cc(Cl)ccc1Cl to produce O=C(c1ccc(Sc2nc3ccccc3s2)cc1)c1cc(Cl)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.