pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.78	IUPAC digitized pKa	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC
7.66	Datawarrior	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC
7.71	Organic Oxygen Acids and Nitrogen Bases	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC
7.6599998	OCHEM	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC
7.48	OCHEM	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC
7.55	AttenGpKa training set	1	0	CCN[NH2+]CC	CCNNCC	mol5800	CCNNCC