pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.45	IUPAC digitized pKa	0	-1	CN(CCC([N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]	CN(CC[C-]([N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]	mol9235	CN(CCC([N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]