Using CCCc1c2nc(C(=O)O)cc(Br)c2cc2c(=O)cc(C(=O)O)oc12 to produce CCCc1c2nc(C(=O)[O-])cc(Br)c2cc2c(=O)cc(C(=O)[O-])oc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.