pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-3.12	IUPAC digitized pKa	1	0	""	NC(=O)c1cc([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1Cl	mol8649	NC(=O)c1cc([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1Cl
-3.73	AttenGpKa training set	1	0	""	NC(=O)c1cc([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1Cl	mol8649	NC(=O)c1cc([N+](=O)[O-])c(Cl)c([N+](=O)[O-])c1Cl