pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.75	QSARToolbox	0	-1	C/C(=N/O)C(=O)CBr	C/C(=N/[O-])C(=O)CBr	mol35299	C/C(=N/O)C(=O)CBr