Using COc1c(B2OC(C)(C)C(C)(C)O2)cc(C)cc1[N+](=O)[O-], O=C(O)c1ccc(Br)s1 to produce COc1c(-c2ccc(C(=O)O)s2)cc(C)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.