Using Oc1cnc2[nH]ccc2c1, COc1cc2ncnc(Cl)c2cc1OCc1ccccc1 to produce COc1cc2ncnc(Oc3cnc4[nH]ccc4c3)c2cc1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.