pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.03	IUPAC digitized pKa	0	-1	[NH3+]c1cccc2cccc(S(=O)(=O)[O-])c12,Nc1cccc2cccc(S(=O)(=O)O)c12	Nc1cccc2cccc(S(=O)(=O)[O-])c12	mol5288	Nc1cccc2cccc(S(=O)(=O)O)c12
5.03000020980835	QSARToolbox	0	-1	[NH3+]c1cccc2cccc(S(=O)(=O)[O-])c12,Nc1cccc2cccc(S(=O)(=O)O)c12	Nc1cccc2cccc(S(=O)(=O)[O-])c12	mol5288	Nc1cccc2cccc(S(=O)(=O)O)c12