pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.91000008583069	QSARToolbox	0	-1	O=P(O)(O)NCCc1ccccc1	O=P([O-])(O)NCCc1ccccc1	mol37171	O=P(O)(O)NCCc1ccccc1