Using Oc1ccccc1N1c2ccccc2Sc2ccccc21, O=C(Cl)c1ccccc1 to produce O=C(Oc1ccccc1N1c2ccccc2Sc2ccccc21)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.