[NH3+]CC(=O)N1CCC[C@@H]1C(=O)[O-]    mol12629    0_1
NCC(=O)N1CCC[C@@H]1C(=O)O    mol12629    0_2
[NH3+]CC(=O)N1CCC[C@@H]1C(=O)O    mol12629    1_1
NCC(=O)N1CCC[C@@H]1C(=O)[O-]    mol12629    -1_1