pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.58	IUPAC digitized pKa	0	-1	O=C(Cc1c[nH]c2ccccc12)NO	O=C(Cc1c[nH]c2ccccc12)N[O-]	mol11349	O=C(Cc1c[nH]c2ccccc12)NO
9.5	QSARToolbox	0	-1	O=C(Cc1c[nH]c2ccccc12)NO	O=C(Cc1c[nH]c2ccccc12)N[O-]	mol11349	O=C(Cc1c[nH]c2ccccc12)NO