pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.35	IUPAC digitized pKa	0	-1	O=C([O-])[C@H](O)Cn1cc[nH+]c1	O=C([O-])[C@H](O)Cn1ccnc1	mol5405	O=C(O)C(O)Cn1ccnc1
2.96	IUPAC digitized pKa	1	0	O=C(O)[C@H](O)Cn1cc[nH+]c1	O=C([O-])[C@H](O)Cn1cc[nH+]c1	mol5405	O=C(O)C(O)Cn1ccnc1