pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.1	Novartis	0	-1	COc1ccc(C2=C(O)c3ccccc3C2=O)cc1	COc1ccc(C2=C([O-])c3ccccc3C2=O)cc1	mol2853	COc1ccc(C2=C(O)c3ccccc3C2=O)cc1