pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.4	Datawarrior	0	-1	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)O	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)[O-]	mol12915	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)O
5.40000009536743	QSARToolbox	0	-1	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)O	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)[O-]	mol12915	C[C@@H]1CC[C@H](C)[C@@H]1C(=O)O