pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.0	QSARToolbox	2	1	[NH3+]C1(C(=O)O)CC[NH2+]CC1	[NH3+]C1(C(=O)[O-])CC[NH2+]CC1	mol38310	NC1(C(=O)O)CCNCC1