pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.34999990463257	QSARToolbox	1	0	O=C(O)CCCCC[n+]1ccccc1	O=C([O-])CCCCC[n+]1ccccc1	mol36896	O=C(O)CCCCC[n+]1ccccc1