pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.51	IUPAC digitized pKa	0	-1	O=c1ccc(O)c[nH]1	O=c1ccc([O-])c[nH]1,O=c1ccc(O)c[n-]1	mol9357	O=c1ccc(O)c[nH]1