CC(C)[C@@H](N)C(=O)NNC(=O)CNC(=O)OCc1ccccc1    mol8821    0_1
CC(C)[C@@H]([NH3+])C(=O)NNC(=O)CNC(=O)OCc1ccccc1    mol8821    1_1
CC(C)[C@@H](N)C(=O)NNC(=O)C[N-]C(=O)OCc1ccccc1    mol8821    -1_1
CC(C)[C@@H](N)C(=O)N[N-]C(=O)CNC(=O)OCc1ccccc1    mol8821    -1_2
CC(C)[C@@H](N)C(=O)[N-]NC(=O)CNC(=O)OCc1ccccc1    mol8821    -1_3