Using OC(c1ccc2noc(-c3cccc(Cl)c3)c2c1)c1nc(-c2ccccc2)cs1 to produce O=C(c1ccc2noc(-c3cccc(Cl)c3)c2c1)c1nc(-c2ccccc2)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.