pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.25	QSARToolbox	0	-1	O=P(O)(O)CCBr	O=P([O-])(O)CCBr	mol28943	O=P(O)(O)CCBr
7.30000019073486	QSARToolbox	-1	-2	O=P([O-])(O)CCBr	O=P([O-])([O-])CCBr	mol28943	O=P(O)(O)CCBr
7.3	AttenGpKa training set	-1	-2	O=P([O-])(O)CCBr	O=P([O-])([O-])CCBr	mol28943	O=P(O)(O)CCBr