pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.7	IUPAC digitized pKa	1	0	CCSc1nccc[nH+]1	CCSc1ncccn1	mol7451	CCSc1ncccn1
0.699999988079071	QSARToolbox	1	0	CCSc1nccc[nH+]1	CCSc1ncccn1	mol7451	CCSc1ncccn1