Using C[C@@H]1CC[C@@]2(OC1)O[C@H]1C=C3[C@@H]4CC[C@H]5CC(=O)C(Br)C[C@]5(C)[C@H]4CC(=O)[C@]3(C)[C@H]1[C@@H]2C, [N-]=[N+]=[N-] to produce C[C@@H]1CC[C@@]2(OC1)O[C@H]1C=C3[C@@H]4CC[C@H]5CC(=O)C(=N)C[C@]5(C)[C@H]4CC(=O)[C@]3(C)[C@H]1[C@@H]2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.