pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.34999990463257	QSARToolbox	0	-1	C/C(=N/N)C(=O)O,C/C(=N/[NH3+])C(=O)[O-]	C/C(=N/N)C(=O)[O-]	mol35310	C/C(=N/N)C(=O)O