O=C1CCCC(=O)C1C(=O)c1ccc(C(F)(F)F)cc1[N+](=O)[O-]    mol2706    0_1
O=C1CCCC(=O)[C-]1C(=O)c1ccc(C(F)(F)F)cc1[N+](=O)[O-]    mol2706    -1_1
O=C1[CH-]CCC(=O)C1C(=O)c1ccc(C(F)(F)F)cc1[N+](=O)[O-]    mol2706    -1_2