pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
14.0	AttenGpKa training set	1	0	CN1CCCN2CCC[NH+]=C12	CN1CCCN2CCCN=C12	mol28030	CN1CCCN2CCCN=C12