pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.6	IUPAC digitized pKa	1	0	Cc1ccc2sc(N)[nH+]c2c1,Cc1ccc2sc([NH3+])nc2c1	Cc1ccc2sc(N)nc2c1	mol4548	Cc1ccc2sc(N)nc2c1