pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.4	OCHEM	0	-1	O=C1C(Nc2ccccc2)=C(NS(=O)(=O)c2ccccc2)C(=O)c2c1cccc2[N+](=O)[O-]	O=C1C(Nc2ccccc2)=C([N-]S(=O)(=O)c2ccccc2)C(=O)c2c1cccc2[N+](=O)[O-]	mol19229	O=C1C(Nc2ccccc2)=C(NS(=O)(=O)c2ccccc2)C(=O)c2c1cccc2[N+](=O)[O-]