pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.46	IUPAC digitized pKa	1	0	Cn1cnc2c[nH+]c(Cl)cc21,Cn1c[nH+]c2cnc(Cl)cc21	Cn1cnc2cnc(Cl)cc21	mol7975	Cn1cnc2cnc(Cl)cc21
-1.5	IUPAC digitized pKa	2	1	Cn1c[nH+]c2c[nH+]c(Cl)cc21	Cn1cnc2c[nH+]c(Cl)cc21,Cn1c[nH+]c2cnc(Cl)cc21	mol7975	Cn1cnc2cnc(Cl)cc21