Using Oc1ccc2c(-c3ccccc3)noc2c1O, COC(=O)C(Cl)Cl to produce O=C(O)C1Oc2ccc3c(-c4ccccc4)noc3c2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.