pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.22	IUPAC digitized pKa	1	0	Cc1[nH][nH+]c(C)c1Cl	Cc1n[nH]c(C)c1Cl	mol6824	Cc1n[nH]c(C)c1Cl
2.23	Datawarrior	1	0	Cc1[nH][nH+]c(C)c1Cl	Cc1n[nH]c(C)c1Cl	mol6824	Cc1n[nH]c(C)c1Cl