pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.05	Datawarrior	1	0	N/C=[NH+]/O	N/C=N/O	mol15826	N/C=N/O
5.0500002	OCHEM	1	0	N/C=[NH+]/O	N/C=N/O	mol15826	N/C=N/O
5.05000019073486	QSARToolbox	1	0	N/C=[NH+]/O	N/C=N/O	mol15826	N/C=N/O