pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.63	AttenGpKa training set	0	-1	O=[N+]([O-])NC1CCCCC1	O=[N+]([O-])[N-]C1CCCCC1	mol27858	O=[N+]([O-])NC1CCCCC1