pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
16.7	IUPAC digitized pKa	-1	-2	COc1ccc2c(C[C@@H](N)C(=O)[O-])c[nH]c2c1	COc1ccc2c(C[C@@H](N)C(=O)[O-])c[n-]c2c1	mol11724	COc1ccc2c(CC(N)C(=O)O)c[nH]c2c1