pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.55	AttenGpKa training set	1	0	C[n+]1ccc(N)nc1O	C[n+]1ccc(N)nc1[O-]	mol29497	C[n+]1ccc(N)nc1O