pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.52	OCHEM	0	-1	O=C(O)CCc1ccc2ccccc2c1	O=C([O-])CCc1ccc2ccccc2c1	mol32035	O=C(O)CCc1ccc2ccccc2c1