pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.04	Datawarrior	0	-1	C[C@@H]1CCCC[C@@H]1C(=O)O	C[C@@H]1CCCC[C@@H]1C(=O)[O-]	mol12911	C[C@@H]1CCCC[C@@H]1C(=O)O
5.03999996185303	QSARToolbox	0	-1	C[C@@H]1CCCC[C@@H]1C(=O)O	C[C@@H]1CCCC[C@@H]1C(=O)[O-]	mol12911	C[C@@H]1CCCC[C@@H]1C(=O)O