pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.21	IUPAC digitized pKa	0	-1	O=c1ccc([N+](=O)[O-])ccc1O	O=c1ccc([N+](=O)[O-])ccc1[O-]	mol10087	O=c1ccc([N+](=O)[O-])ccc1O
2.64	IUPAC digitized pKa	0	-1	O=c1ccc([N+](=O)[O-])ccc1O	O=c1ccc([N+](=O)[O-])ccc1[O-]	mol10087	O=c1ccc([N+](=O)[O-])ccc1O