pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.1000003814697	QSARToolbox	-2	-3	O=C1C=Cc2cc(S(=O)(=O)[O-])ccc2/C1=N/Nc1ccccc1S(=O)(=O)[O-]	O=C1C=Cc2cc(S(=O)(=O)[O-])ccc2/C1=N/[N-]c1ccccc1S(=O)(=O)[O-]	mol37974	O=C1C=Cc2cc(S(=O)(=O)O)ccc2/C1=N/Nc1ccccc1S(=O)(=O)O