pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.27	Datawarrior	0	-1	COc1ccccc1/C=C\C(=O)O	COc1ccccc1/C=C\C(=O)[O-]	mol13849	COc1ccccc1/C=C\C(=O)O
4.26999998092651	QSARToolbox	0	-1	COc1ccccc1/C=C\C(=O)O	COc1ccccc1/C=C\C(=O)[O-]	mol13849	COc1ccccc1/C=C\C(=O)O