pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.39999997615814	QSARToolbox	2	1	[NH3+][C@]1(C(=O)O)CCC[NH2+]C1	[NH3+][C@]1(C(=O)[O-])CCC[NH2+]C1	mol38309	NC1(C(=O)O)CCCNC1