O=C(O)CN(CCN(CC(=O)O)[N+](=O)[O-])[N+](=O)[O-]    mol34294    0_1
O=C([O-])CN(CC[NH+](CC(=O)O)[N+](=O)[O-])[N+](=O)[O-]    mol34294    0_2
O=C([O-])C[NH+](CCN(CC(=O)O)[N+](=O)[O-])[N+](=O)[O-]    mol34294    0_3
O=C([O-])C[NH+](CC[NH+](CC(=O)[O-])[N+](=O)[O-])[N+](=O)[O-]    mol34294    0_4
O=C([O-])CN(CCN(CC(=O)O)[N+](=O)[O-])[N+](=O)[O-]    mol34294    -1_1
O=C([O-])CN(CC[NH+](CC(=O)[O-])[N+](=O)[O-])[N+](=O)[O-]    mol34294    -1_2