Using C[C@@H]1CNCCN1C(=O)OC(C)(C)C, O=[N+]([O-])c1ccc(Br)cn1 to produce C[C@@H]1CN(c2ccc([N+](=O)[O-])nc2)CCN1C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.