Using C[C@H]1CN(C(=O)OC(C)(C)C)CCN1, O=[N+]([O-])c1ccc(Br)cn1 to produce C[C@H]1CN(C(=O)OC(C)(C)C)CCN1c1ccc([N+](=O)[O-])nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.