pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.23999977111816	QSARToolbox	0	-1	CC(C)[NH2+]c1cccc(S(=O)(=O)[O-])c1	CC(C)Nc1cccc(S(=O)(=O)[O-])c1	mol34492	CC(C)Nc1cccc(S(=O)(=O)O)c1