pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.07999992370605	QSARToolbox	0	-1	C[C@H](C(=O)O)[S@@+](O)[C@@H](C)C(=O)[O-]	C[C@H](C(=O)[O-])[S@@+](O)[C@@H](C)C(=O)[O-]	mol37631	C[C@H](C(=O)O)[S+]([O-])[C@@H](C)C(=O)O