pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.1	Baltruschat ChEMBL	0	-1	NC1=NS(=O)(=O)Nc2[nH]ncc21	NC1=NS(=O)(=O)[N-]c2[nH]ncc21	mol16091	NC1=NS(=O)(=O)Nc2[nH]ncc21