Using O=[N+]([O-])c1ccc(O)cc1, O=C(CBr)c1ccc2c(c1)OCCO2 to produce O=C(COc1ccc([N+](=O)[O-])cc1)c1ccc2c(c1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.