Using COc1ccc(C(=O)Nc2cc(B3OC(C)(C)C(C)(C)O3)ccc2N)cc1, CC(=O)c1ccc(Br)cc1 to produce COc1ccc(C(=O)Nc2cc(-c3ccc(C(C)=O)cc3)ccc2N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.