pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.20000004768372	QSARToolbox	0	-1	CC/C(=C/C(=O)NC)C(=O)O	CC/C(=C/C(=O)NC)C(=O)[O-]	mol36064	CC/C(=C/C(=O)NC)C(=O)O