Using [N-]=[N+]=[N-], CC(C)[C@@H]1C[C@@H]([C@H](Br)COCc2ccccc2)OC1=O to produce CC(C)[C@@H]1C[C@@H]([C@H](COCc2ccccc2)N=[N+]=[N-])OC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.