pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.25	IUPAC digitized pKa	0	-1	CC=Cc1cccc(C(=O)O)c1	CC=Cc1cccc(C(=O)[O-])c1	mol11196	CC=Cc1cccc(C(=O)O)c1