Using C=C1C[C@@H](C(=O)OC)N(C(=O)OC(C)(C)C)C1, O=C([O-])C(Br)(Br)Br to produce COC(=O)[C@@H]1CC2(CN1C(=O)OC(C)(C)C)CC2(Br)Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.