pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.43	OCHEM	1	0	O=C(O)[C@@H]1CCC[NH2+][C@H]1C(=O)O,O=C(O)[C@@H]1NCCC[C@H]1C(O)=[OH+]	O=C([O-])[C@@H]1CCC[NH2+][C@H]1C(=O)O,O=C(O)[C@@H]1CCC[NH2+][C@H]1C(=O)[O-]	mol33243	O=C(O)C1CCCNC1C(=O)O