pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.41	IUPAC digitized pKa	0	-1	O=Cc1cccc([N+](=O)[O-])c1O	O=Cc1cccc([N+](=O)[O-])c1[O-]	mol10084	O=Cc1cccc([N+](=O)[O-])c1O
5.21	IUPAC digitized pKa	0	-1	O=Cc1cccc([N+](=O)[O-])c1O	O=Cc1cccc([N+](=O)[O-])c1[O-]	mol10084	O=Cc1cccc([N+](=O)[O-])c1O