CNC(=O)NCCC([N+](=O)[O-])[N+](=O)[O-]    mol9439    0_1
CNC(=O)[N-]CCC([N+](=O)[O-])[N+](=O)[O-]    mol9439    -1_1
C[N-]C(=O)NCCC([N+](=O)[O-])[N+](=O)[O-]    mol9439    -1_2
CNC(=O)NCC[C-]([N+](=O)[O-])[N+](=O)[O-]    mol9439    -1_3