pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.7	IUPAC digitized pKa	0	-1	Oc1ccccc1N=Nc1c(O)ccc2ccccc12	[O-]c1ccccc1N=Nc1c(O)ccc2ccccc12,[O-]c1ccc2ccccc2c1N=Nc1ccccc1O	mol12074	Oc1ccccc1N=Nc1c(O)ccc2ccccc12
12.4	IUPAC digitized pKa	-1	-2	[O-]c1ccccc1N=Nc1c(O)ccc2ccccc12,[O-]c1ccc2ccccc2c1N=Nc1ccccc1O	[O-]c1ccccc1N=Nc1c([O-])ccc2ccccc12	mol12074	Oc1ccccc1N=Nc1c(O)ccc2ccccc12