pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.88	IUPAC digitized pKa	0	-1	O=C(NO)c1ncccn1	O=C(N[O-])c1ncccn1	mol9360	O=C(NO)c1ncccn1
7.88000011444092	QSARToolbox	0	-1	O=C(NO)c1ncccn1	O=C(N[O-])c1ncccn1	mol9360	O=C(NO)c1ncccn1