pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.04	IUPAC digitized pKa	0	-1	Cc1cc(O)cc(C)c1N=O	Cc1cc([O-])cc(C)c1N=O	mol10641	Cc1cc(O)cc(C)c1N=O