pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.9	AttenGpKa training set	0	-1	CC1=C/C(=N/O)C=CC1=O	CC1=C/C(=N/[O-])C=CC1=O	mol31517	CC1=C/C(=N/O)C=CC1=O