pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.09999990463257	QSARToolbox	0	-1	Nc1cccc(OS(=O)(=O)O)c1,[NH3+]c1cccc(OS(=O)(=O)[O-])c1	Nc1cccc(OS(=O)(=O)[O-])c1	mol34338	Nc1cccc(OS(=O)(=O)O)c1