pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.55	IUPAC digitized pKa	1	0	O[C@H]1NC=[NH+]c2c(Cl)cccc21	O[C@H]1NC=Nc2c(Cl)cccc21	mol7860	OC1NC=Nc2c(Cl)cccc21