pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.89	IUPAC digitized pKa	1	0	Cn1c(N)[nH+]ccc1=S,Cn1c([NH3+])nccc1=S	Cn1c(N)nccc1=S	mol7033	Cn1c(N)nccc1=S