pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.83	IUPAC digitized pKa	0	-1	Clc1nccc2[nH]cnc12	Clc1nccc2[n-]cnc12	mol7971	Clc1nccc2[nH]cnc12
2.2	IUPAC digitized pKa	1	0	Clc1nccc2[nH]c[nH+]c12,Clc1[nH+]ccc2[nH]cnc12	Clc1nccc2[nH]cnc12	mol7971	Clc1nccc2[nH]cnc12