pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.15000009536743	QSARToolbox	0	-1	CCOC(=O)/C=C1/C=C(O)C(=O)S1	CCOC(=O)/C=C1/C=C([O-])C(=O)S1	mol35870	CCOC(=O)/C=C1/C=C(O)C(=O)S1