pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.1	IUPAC digitized pKa	1	0	Cc1cn(-c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])[nH+]c1C	Cc1cn(-c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])nc1C	mol6882	Cc1cn(-c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])nc1C