pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.175	IUPAC digitized pKa	0	-1	[NH3+]C[C@@H](O)S(=O)(=O)[O-]	NC[C@@H](O)S(=O)(=O)[O-]	mol5276	NCC(O)S(=O)(=O)O