pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.7	AttenGpKa training set	0	-1	O=C1C=C(c2ccccc2)C(=O)C=C1O	O=C1C=C(c2ccccc2)C(=O)C=C1[O-]	mol30640	O=C1C=C(c2ccccc2)C(=O)C=C1O