Cn1c(N)nc(NCC=O)c([N+](=O)[O-])c1=O    mol7072    0_1
Cn1c(N)[nH+]c(NCC=O)c([N+](=O)[O-])c1=O    mol7072    1_1
Cn1c(N)nc([NH2+]CC=O)c([N+](=O)[O-])c1=O    mol7072    1_2
Cn1c([NH3+])nc(NCC=O)c([N+](=O)[O-])c1=O    mol7072    1_3