pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.8	AttenGpKa training set	1	0	C[n+]1ccc2ccccc2c1O	C[n+]1ccc2ccccc2c1[O-]	mol26059	C[n+]1ccc2ccccc2c1O