pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.22	Organic Oxygen Acids and Nitrogen Bases	1	0	C[C@H]1C[NH2+]1	C[C@H]1CN1	mol21810	CC1CN1
8.5	AttenGpKa training set	1	0	C[C@H]1C[NH2+]1	C[C@H]1CN1	mol21810	CC1CN1