pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.4	OCHEM	2	1	[NH3+][C@H]1[NH2+]CCC[C@@H]1C(=O)O	[NH3+][C@H]1[NH2+]CCC[C@@H]1C(=O)[O-]	mol33232	NC1NCCCC1C(=O)O