pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.13	IUPAC digitized pKa	0	-1	O=[N+]([O-])c1c(O)c([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1O	O=[N+]([O-])c1c([O-])c([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1O	mol9846	O=[N+]([O-])c1c(O)c([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1O