pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.49	IUPAC digitized pKa	0	-1	O=c1cc[nH]cc1[N+](=O)[O-]	O=c1cc[n-]cc1[N+](=O)[O-]	mol6464	O=c1cc[nH]cc1[N+](=O)[O-]
7.65	IUPAC digitized pKa	0	-1	O=c1cc[nH]cc1[N+](=O)[O-]	O=c1cc[n-]cc1[N+](=O)[O-]	mol6464	O=c1cc[nH]cc1[N+](=O)[O-]