pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.55	IUPAC digitized pKa	1	0	OCC[NH+](CCO)Cc1ccccc1F	OCCN(CCO)Cc1ccccc1F	mol6270	OCCN(CCO)Cc1ccccc1F