pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.91	AttenGpKa training set	1	0	NC(=[OH+])c1cccc2ccccc12	NC(=O)c1cccc2ccccc12	mol27217	NC(=O)c1cccc2ccccc12