pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.9	IUPAC digitized pKa	2	1	Cc1c(O)c[n+]([NH3+])cc1-c1ccccc1	Cc1c(O)c[n+](N)cc1-c1ccccc1	mol3797	Cc1c([O-])c[n+](N)cc1-c1ccccc1