[NH3+][C@@H](CC(F)(F)F)C(=O)[O-]    mol5269    0_1
N[C@@H](CC(F)(F)F)C(=O)O    mol5269    0_2
[NH3+][C@@H](CC(F)(F)F)C(=O)O    mol5269    1_1
N[C@@H](CC(F)(F)F)C(=O)[O-]    mol5269    -1_1