pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.70000004768372	QSARToolbox	0	-1	S=C(S)Nc1ccccc1	S=C([S-])Nc1ccccc1	mol34419	S=C(S)Nc1ccccc1