pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.99	Datawarrior	0	-1	O=C(O)C1CCCC1	O=C([O-])C1CCCC1	mol12336	O=C(O)C1CCCC1
4.91	OCHEM	0	-1	O=C(O)C1CCCC1	O=C([O-])C1CCCC1	mol12336	O=C(O)C1CCCC1
4.9899998	OCHEM	0	-1	O=C(O)C1CCCC1	O=C([O-])C1CCCC1	mol12336	O=C(O)C1CCCC1
4.98999977111816	QSARToolbox	0	-1	O=C(O)C1CCCC1	O=C([O-])C1CCCC1	mol12336	O=C(O)C1CCCC1