pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.61999988555908	QSARToolbox	0	-1	N#C/C(=C\c1ccc(O)cc1)C(=O)O	N#C/C(=C\c1ccc(O)cc1)C(=O)[O-]	mol35976	N#C/C(=C\c1ccc(O)cc1)C(=O)O