pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.9	OCHEM	0	-1	O=C(O)COCC1CCCCC1	O=C([O-])COCC1CCCCC1	mol22382	O=C(O)COCC1CCCCC1
3.90000009536743	QSARToolbox	0	-1	O=C(O)COCC1CCCCC1	O=C([O-])COCC1CCCCC1	mol22382	O=C(O)COCC1CCCCC1