pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.4	OCHEM	1	0	O=C(O)[C@@H]1C[NH2+]C[C@H](C(=O)O)C1	O=C([O-])[C@@H]1C[NH2+]C[C@H](C(=O)O)C1	mol33245	O=C(O)C1CNCC(C(=O)O)C1
2.42	OCHEM	1	0	O=C(O)[C@@H]1C[NH2+]C[C@H](C(=O)O)C1	O=C([O-])[C@@H]1C[NH2+]C[C@H](C(=O)O)C1	mol33245	O=C(O)C1CNCC(C(=O)O)C1