[NH3+][C@@H](CCCCNC(=O)C(F)(F)F)C(=O)[O-]    mol34011    0_1
N[C@@H](CCCCNC(=O)C(F)(F)F)C(=O)O    mol34011    0_2
N[C@@H](CCCC[N-]C(=O)C(F)(F)F)C(=O)O    mol34011    -1_1
N[C@@H](CCCCNC(=O)C(F)(F)F)C(=O)[O-]    mol34011    -1_2