NCC(F)(F)CC[C@@H]([NH3+])C(=O)[O-]    mol19736    0_1
NCC(F)(F)CC[C@@H](N)C(=O)O    mol19736    0_2
N[C@H](CCC(F)(F)C[NH3+])C(=O)[O-]    mol19736    0_3
NCC(F)(F)CC[C@@H]([NH3+])C(=O)O    mol19736    1_1
[NH3+]CC(F)(F)CC[C@@H]([NH3+])C(=O)[O-]    mol19736    1_2
N[C@H](CCC(F)(F)C[NH3+])C(=O)O    mol19736    1_3