Using COc1ccc(N2C(=O)[C@@H](N=[N+]=[N-])[C@H]2CO)cc1, COC(=O)CBr to produce COC(=O)COC[C@@H]1[C@H](N=[N+]=[N-])C(=O)N1c1ccc(OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.