pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.35	IUPAC digitized pKa	0	-1	COc1cc(C(C)=O)cc([N+](=O)[O-])c1O	COc1cc(C(C)=O)cc([N+](=O)[O-])c1[O-]	mol10993	COc1cc(C(C)=O)cc([N+](=O)[O-])c1O