Using COc1cc(B2OC(C)(C)C(C)(C)O2)ccc1NC(=O)OC(C)(C)C, Nc1nccc2occ(Br)c12 to produce COc1cc(-c2coc3ccnc(N)c23)ccc1NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.