pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.15999984741211	QSARToolbox	0	-1	O/N=N/Cc1ccccc1	[O-]/N=N/Cc1ccccc1	mol37981	O/N=N/Cc1ccccc1