pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.96	IUPAC digitized pKa	0	-1	Clc1nc(Cl)c2[nH]c(Cl)nc2n1	Clc1nc(Cl)c2[n-]c(Cl)nc2n1	mol8330	Clc1nc(Cl)c2[nH]c(Cl)nc2n1