pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.51	Datawarrior	0	-1	O=P1(O)CCCC1	O=P1([O-])CCCC1	mol16006	O=P1(O)CCCC1
2.50999999046326	QSARToolbox	0	-1	O=P1(O)CCCC1	O=P1([O-])CCCC1	mol16006	O=P1(O)CCCC1