pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.5	QSARToolbox	0	-1	OCCN1CCN(CCO)CCN(CCO)CC1	[O-]CCN1CCN(CCO)CCN(CCO)CC1	mol38233	OCCN1CCN(CCO)CCN(CCO)CC1