pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.95	IUPAC digitized pKa	-1	-2	O=C1C(=N[O-])CCC1=NO	O=C1C(=N[O-])CCC1=N[O-]	mol9375	O=C1C(=NO)CCC1=NO
7.9499998	OCHEM	-1	-2	O=C1C(=N[O-])CCC1=NO	O=C1C(=N[O-])CCC1=N[O-]	mol9375	O=C1C(=NO)CCC1=NO
7.94999980926514	QSARToolbox	-1	-2	O=C1C(=N[O-])CCC1=NO	O=C1C(=N[O-])CCC1=N[O-]	mol9375	O=C1C(=NO)CCC1=NO