pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.63	Datawarrior	1	0	[NH3+]C(CO)CO	NC(CO)CO	mol15893	NC(CO)CO
8.6300001	OCHEM	1	0	[NH3+]C(CO)CO	NC(CO)CO	mol15893	NC(CO)CO
8.63000011444092	QSARToolbox	1	0	[NH3+]C(CO)CO	NC(CO)CO	mol15893	NC(CO)CO