pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.0	QSARToolbox	0	-1	O=C(C=C(O)c1ccccc1)c1ccccc1	O=C(C=C([O-])c1ccccc1)c1ccccc1	mol35954	O=C(C=C(O)c1ccccc1)c1ccccc1