Using Cc1oc(=O)oc1CBr, O=C([O-])c1ccc(C(=O)[O-])nc1 to produce Cc1oc(=O)oc1COC(=O)c1ccc(C(=O)OCc2oc(=O)oc2C)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.