pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.18	IUPAC digitized pKa	0	-1	Cc1csc(C(=O)O)n1,Cc1csc(C(=O)[O-])[nH+]1	Cc1csc(C(=O)[O-])n1	mol1625	Cc1csc(C(=O)O)n1
1.2	IUPAC digitized pKa	1	0	Cc1csc(C(=O)O)[nH+]1	Cc1csc(C(=O)O)n1,Cc1csc(C(=O)[O-])[nH+]1	mol1625	Cc1csc(C(=O)O)n1