pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.3	OCHEM	-1	-2	N[C@@H](Cn1ccc(=O)[nH]c1=O)C(=O)[O-]	N[C@@H](Cn1ccc(=O)[n-]c1=O)C(=O)[O-]	mol32079	NC(Cn1ccc(=O)[nH]c1=O)C(=O)O