pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.7	Baltruschat ChEMBL	0	-1	CCNC1=NS(=O)(=O)c2ccccc21	CC[N-]C1=NS(=O)(=O)c2ccccc21	mol19019	CCNC1=NS(=O)(=O)c2ccccc21