pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.79999995231628	QSARToolbox	0	-1	COCCNP(=O)(O)O	COCCNP(=O)([O-])O	mol36653	COCCNP(=O)(O)O