Using Oc1ccc(OCc2ccc3ccccc3n2)cc1, CCOC(=O)c1nc2ccc(CBr)cc2o1 to produce CCOC(=O)c1nc2ccc(COc3ccc(OCc4ccc5ccccc5n4)cc3)cc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.