pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.09	AttenGpKa training set	0	-1	Cc1nc2ncncc2nc1O	Cc1nc2ncncc2nc1[O-]	mol4820	Cc1nc2ncncc2nc1O